Science Channel HD Schedule
SCIHD
SCIHDThis simple schedule provides the showtime of upcoming and past programs playing on the network Science Channel HD otherwise known as SCIHD. The show schedule is provided for up to 3 weeks out and you can view up to 2 weeks of show play history.
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Playing Right Now: Mythical Beasts : Blood for the Snake God
Program Schedule:
Mythical Beasts 
Playing Now!
Blood for the Snake God
2025-12-26 09:00:00 PST - 2025-12-26 10:00:00 PSTNew discoveries reveal the bloody origin of the feathered snake god, and experts investigate why the ancient Mesoamericans believed that human sacrifice was the only way to appease the deadly monster.
Mythical Beasts
The Kraken Awakens
2025-12-26 10:00:00 PST - 2025-12-26 11:00:00 PSTNew discoveries suggest that a sea beast like the Kraken could have existed, and experts examine a strange monster that could give shocking answers into this underwater mystery.
Mythical Beasts
Wrath of the Minotaur
2025-12-26 11:00:00 PST - 2025-12-26 12:00:00 PSTA new excavation at the mysterious home of the Minoans leads to a startling discovery about real-life origins of the Minotaur, and experts decode artifacts that point to bloody human sacrifices for the ferocious monster.
Mythical Beasts
Dark Secrets of the Sphinx
2025-12-26 12:00:00 PST - 2025-12-26 13:00:00 PSTNew discoveries uncover the dark secrets of Egypt's strange half-man, half-lion beast, revealing why the pharaohs were so intent on transforming into this powerful and ferocious monster.
Mythical Beasts
Demons of the Devil
2025-12-26 13:00:00 PST - 2025-12-26 14:00:00 PSTThe latest science reveals that demons aren't just the stuff of horror stories, and as experts investigate shocking new archaeological evidence, they uncover the gruesome methods used to exorcise humans of demonic possessions.
Mythical Beasts
Curse of the Vampire
2025-12-26 14:00:00 PST - 2025-12-26 15:00:00 PSTTerrifying new discoveries reveal the bloody truth behind the legends of vampires, and experts investigate why people believed these monsters had a taste for human blood.
Mythical Beasts
Call of the Werewolf
2025-12-26 15:00:00 PST - 2025-12-26 16:00:00 PSTWerewolves were once so feared, people suspected of the power were hunted and killed, but even so, many admitted that they could become these deadly creatures, and new evidence reveals why a powerful hallucinogenic drug could be to blame.
What on Earth?
Nevada's Mystery Marking
2025-12-26 16:00:00 PST - 2025-12-26 17:00:00 PSTSatellite images capture an enormous X shape mysteriously carved with precision in the remote Nevada desert; experts investigate a military emergency landing field linked to one of the most astonishing test programs in aviation history.
What on Earth?
The Boneyard of Arizona
2025-12-26 17:00:00 PST - 2025-12-26 18:00:00 PSTSatellite images capture miles of aircraft precisely arranged in the vast Arizona desert; experts investigate the largest aircraft storage facility on Earth and the rotting remains of a defining moment in Cold War history.
What on Earth?
Secrets of Biosphere 2
2025-12-26 18:00:00 PST - 2025-12-26 19:00:00 PSTSatellite images capture a mysterious group of pyramid-shaped structures in the arid, desert landscape of Arizona; experts investigate a highly controversial research facility designed to prepare humanity for life on another world.
What on Earth?
Ghost Ship of Ireland
2025-12-26 19:00:00 PST - 2025-12-26 20:00:00 PSTA ghost ship appears overnight on the shores of Ireland; it may help shed light on the fate of vessels claimed by the most notorious patch of ocean on earth.
What on Earth?
Arctic Hunters of Norway
2025-12-26 20:00:00 PST - 2025-12-26 21:00:00 PSTAerial archaeologists capture a series of mysterious dots buried beneath the remote, frozen landscape of Finnmark, Norway; experts investigate and reveal revolutionary hunting techniques developed by the oldest surviving Norwegian tribe.
What on Earth?
Secrets of Biosphere 2
2025-12-26 21:00:00 PST - 2025-12-26 22:00:00 PSTSatellite images capture a mysterious group of pyramid-shaped structures in the arid, desert landscape of Arizona; experts investigate a highly controversial research facility designed to prepare humanity for life on another world.
What on Earth?
Ghost Ship of Ireland
2025-12-26 22:00:00 PST - 2025-12-26 23:00:00 PSTA ghost ship appears overnight on the shores of Ireland; it may help shed light on the fate of vessels claimed by the most notorious patch of ocean on earth.
What on Earth?
Arctic Hunters of Norway
2025-12-26 23:00:00 PST - 2025-12-27 00:00:00 PSTAerial archaeologists capture a series of mysterious dots buried beneath the remote, frozen landscape of Finnmark, Norway; experts investigate and reveal revolutionary hunting techniques developed by the oldest surviving Norwegian tribe.
What on Earth?
The Boneyard of Arizona
2025-12-27 00:00:00 PST - 2025-12-27 01:00:00 PSTSatellite images capture miles of aircraft precisely arranged in the vast Arizona desert; experts investigate the largest aircraft storage facility on Earth and the rotting remains of a defining moment in Cold War history.
Mythical Beasts
Demons of the Devil
2025-12-27 01:00:00 PST - 2025-12-27 02:00:00 PSTThe latest science reveals that demons aren't just the stuff of horror stories, and as experts investigate shocking new archaeological evidence, they uncover the gruesome methods used to exorcise humans of demonic possessions.
Mythical Beasts
Curse of the Vampire
2025-12-27 02:00:00 PST - 2025-12-27 03:00:00 PSTTerrifying new discoveries reveal the bloody truth behind the legends of vampires, and experts investigate why people believed these monsters had a taste for human blood.
Outrageous Acts of Science
Fearless or Foolish
2025-12-27 03:00:00 PST - 2025-12-27 04:00:00 PSTTrick shots; extreme mountain unicyclists; a relaxing hot bath of chili sauce.
Outrageous Acts of Science
Amped Up
2025-12-27 04:00:00 PST - 2025-12-27 05:00:00 PSTTattoo machine; building an engine out of paper; a giant swing.
Outrageous Acts of Science
Truth or Troll
2025-12-27 05:00:00 PST - 2025-12-27 06:00:00 PSTSeparating scientific fact from science fiction; testing the limits of paper; selfie with a tornado; giant, ornery alligators roaming around on golf courses.
Conspiracies Decoded
Antarctic Trail of Doom
2025-12-27 06:00:00 PST - 2025-12-27 07:00:00 PSTUsing cutting-edge forensic analyses, some of the world's leading investigative experts uncover the stunning truth behind compelling mysteries from ancient times to the recent past.
Tomorrow's World Today
Preserving Perfection
2025-12-27 07:00:00 PST - 2025-12-27 07:30:00 PSTGeorge sends Greg to the World of Creation to learn more about traditional canning methods, which blend timeless craftsmanship with cutting-edge innovations to safeguard tomorrow's harvests.
Outrageous Acts of Psych
Space Invaders
2025-12-27 07:30:00 PST - 2025-12-27 08:00:00 PSTA stunt driver goes in disguise and takes a driver's test; a stranger gets way too close for comfort; a movie trailer voice-over guy narrates people's lives as they walk down the street.
Conspiracies Decoded
Revenge of the Nazi Doppelganger
2025-12-27 08:00:00 PST - 2025-12-27 09:00:00 PSTStartling new evidence suggests that Hitler's second-in-command was secretly replaced by a doppelganger to escape war crimes and impending justice; armed with cutting-edge forensic science, a team of experts investigates.
Conspiracies Decoded
Mystery at Alcatraz
2025-12-27 09:00:00 PST - 2025-12-27 10:00:00 PSTThree inmates are said to have escaped from Alcatraz prison, but even today, it's never been proven; new evidence might finally crack this notorious cold case, as experts use forensic science and cutting-edge technology to investigate fresh leads.
Conspiracies Decoded
Secrets of the Sonic Weapon
2025-12-27 10:00:00 PST - 2025-12-27 11:00:00 PSTAmerican diplomats stationed in Cuba begin to experience a bizarre mixture of noxious neurological symptoms and seem to be under a mysterious attack; experts use cutting-edge forensic science to determine if a sinister, sonic weapon is at play.
Conspiracies Decoded
Nazi Doomsday Project
2025-12-27 11:00:00 PST - 2025-12-27 12:00:00 PSTBrand-new evidence reveals the secrets of a Nazi program to build a nuclear bomb; using cutting-edge science and technology, experts uncover classified files that reveal how close Hitler came to this terrifying super weapon.
Conspiracies Decoded
Yellowstone Supervolcano
2025-12-27 12:00:00 PST - 2025-12-27 13:00:00 PSTBeneath Yellowstone National Park is one of the world's largest active volcanoes, and it's poised to erupt at any moment; experts use seismic technology and visual imaging to reveal its catastrophic threat.
Greatest Mysteries Ever
El Dorado: Gold, Guns and Greed
2025-12-27 13:00:00 PST - 2025-12-27 14:00:00 PSTEl Dorado, the legendary city of gold, captivated Europeans in the 16th and 17th centuries, sparking endless quests for hidden treasures; fueled by greed, these expeditions led to the loss of countless lives.
Greatest Mysteries Ever
Mary Magdalene: First Apostle
2025-12-27 14:00:00 PST - 2025-12-27 15:00:00 PSTMentioned twelve times in the canonical Gospels, Mary Magdalene remains one of the Bible's most mysterious and controversial figures. Despite her prominence, little is known about her, and depictions of her have varied widely.
Greatest Mysteries Ever
Tutankhamun: Lifting the Curse
2025-12-27 15:00:00 PST - 2025-12-27 16:00:00 PSTTutankhamun, Egypt's teenage pharaoh, leaves an enduring legacy in the 10 short years he ruled; given questions surrounding his untimely death, Tutankhamun remains one of history's enigmas.
Greatest Mysteries Ever
Noah's Ark: The Endless Quest
2025-12-27 16:00:00 PST - 2025-12-27 17:00:00 PSTThe mystery of Noah's Ark, believed to rest in the snow-covered Ararat Mountains, has fascinated explorers for years. Two separate expeditions claim to have found it in different locations, sparking debates on whether the story is myth or reality.
Greatest Mysteries Ever
The Incas: A Sudden Fall
2025-12-27 17:00:00 PST - 2025-12-27 18:00:00 PSTIn 1532, Spanish conquistadors encounter the advanced Inca Empire; despite their sophisticated infrastructure, the Inca falls within decades; the story of how a powerful empire is overtaken by a small group of conquistadors remains mysterious.
Greatest Mysteries Ever
The Ten Plagues: A Greek Curse?
2025-12-27 18:00:00 PST - 2025-12-27 19:00:00 PSTThe ten plagues of Egypt are supposedly sent by God to convince Pharaoh to free the Israelites; some scientists link these events to a volcanic eruption or climate change; could these be natural occurrences or are they divine warnings?
Greatest Mysteries Ever
Ramses II: The Greatest Pharaoh
2025-12-27 19:00:00 PST - 2025-12-27 20:00:00 PSTRameses II, Egypt's ``ruler of rulers,`` reigned for over 60 years, leading Egypt into a golden age. Despite his fame, mysteries linger about his wife Nefertari and the truth of his death.
Greatest Mysteries Ever
Ancient Rome: Fall or Pushed?
2025-12-27 20:00:00 PST - 2025-12-27 21:00:00 PSTThe Roman Empire fell in the year 476, yet questions linger; did it truly fall or does it continue as the Byzantine Empire? What caused its demise? The debate remains controversial even among modern historians.
Greatest Mysteries Ever
The Ten Plagues: A Greek Curse?
2025-12-27 21:00:00 PST - 2025-12-27 22:00:00 PSTThe ten plagues of Egypt are supposedly sent by God to convince Pharaoh to free the Israelites; some scientists link these events to a volcanic eruption or climate change; could these be natural occurrences or are they divine warnings?
Greatest Mysteries Ever
Ramses II: The Greatest Pharaoh
2025-12-27 22:00:00 PST - 2025-12-27 23:00:00 PSTRameses II, Egypt's ``ruler of rulers,`` reigned for over 60 years, leading Egypt into a golden age. Despite his fame, mysteries linger about his wife Nefertari and the truth of his death.
Greatest Mysteries Ever
Ancient Rome: Fall or Pushed?
2025-12-27 23:00:00 PST - 2025-12-28 00:00:00 PSTThe Roman Empire fell in the year 476, yet questions linger; did it truly fall or does it continue as the Byzantine Empire? What caused its demise? The debate remains controversial even among modern historians.
Greatest Mysteries Ever
The Incas: A Sudden Fall
2025-12-28 00:00:00 PST - 2025-12-28 01:00:00 PSTIn 1532, Spanish conquistadors encounter the advanced Inca Empire; despite their sophisticated infrastructure, the Inca falls within decades; the story of how a powerful empire is overtaken by a small group of conquistadors remains mysterious.
Greatest Mysteries Ever
El Dorado: Gold, Guns and Greed
2025-12-28 01:00:00 PST - 2025-12-28 02:00:00 PSTEl Dorado, the legendary city of gold, captivated Europeans in the 16th and 17th centuries, sparking endless quests for hidden treasures; fueled by greed, these expeditions led to the loss of countless lives.
Greatest Mysteries Ever
Mary Magdalene: First Apostle
2025-12-28 02:00:00 PST - 2025-12-28 03:00:00 PSTMentioned twelve times in the canonical Gospels, Mary Magdalene remains one of the Bible's most mysterious and controversial figures. Despite her prominence, little is known about her, and depictions of her have varied widely.
Outrageous Acts of Science
Crowd Pleasers
2025-12-28 03:00:00 PST - 2025-12-28 04:00:00 PSTSkilled souls who use their science to thrill; close encounters in the wild; the world's fastest skateboarder; a trapeze at 300 feet.
Outrageous Acts of Science
Epic Elements
2025-12-28 04:00:00 PST - 2025-12-28 05:00:00 PSTBoiling science down to its component parts; these pioneers have wrestled with the forces of the universe and faced the elements in order to capture something extraordinary.
Outrageous Acts of Science
Natural Selection
2025-12-28 05:00:00 PST - 2025-12-28 06:00:00 PSTIn search of Mother Nature's biggest oh-my-god moments; cuddly bears, criminal ferrets and an entire island made from trash; The quest for the weirdest, wildest and wackiest nature lovers on the internet.
How It's Made
Rubber Gloves; Soap Carvings; Aircraft Cabinets
2025-12-28 06:00:00 PST - 2025-12-28 06:30:00 PSTRubber gloves; soap carvings; aircraft cabinets; motorcycle brake locks.
How It's Made
Powder Horns; Handcrafted Molds; Pierogies
2025-12-28 06:30:00 PST - 2025-12-28 07:00:00 PSTTaking a look at how everyday items like powder horns, handcrafted molds, perogies and inner tubes are made.
How It's Made
Lace; Antique Frame Replicas; Orchids
2025-12-28 07:00:00 PST - 2025-12-28 07:30:00 PSTTaking a look at how everyday items like lace antique frame replicas, orchids and unicycle wheel hubs are made.
How It's Made
External Hard Drives; Frozen Shrimp; Thai Rice Boxes
2025-12-28 07:30:00 PST - 2025-12-28 08:00:00 PSTTaking a look at how everyday items like external hard drives, frozen shrimp, Thai rice boxes and paper towels are made.
How It's Made
Tea; Roof Finials; Artificial Flowers
2025-12-28 08:00:00 PST - 2025-12-28 08:30:00 PSTThe host explains the making of everyday items that include tea, the finials of roofs, artificial flowers and alloy wheels.
How It's Made
Gel Caps; Playground Spring Riders; Frozen Pancakes
2025-12-28 08:30:00 PST - 2025-12-28 09:00:00 PSTGel caps; playground spring riders; frozen pancakes; natural rubber.
How It's Made
Police Whistles; Miniature Trains
2025-12-28 09:00:00 PST - 2025-12-28 09:30:00 PSTSteel shipping drums; police whistles; miniature train cars; glass blocks.
How It's Made
Tent Trailers; Shoe Polish; Pliers
2025-12-28 09:30:00 PST - 2025-12-28 10:00:00 PSTIce cream cones; tent trailers; shoe polish; pliers.
How It's Made
Skeletal Reproductions; Ice Buckets and Servers; Dining Chairs
2025-12-28 10:00:00 PST - 2025-12-28 10:30:00 PSTSkeletal replicas; ice buckets and servers; dining chairs; in-ground pools.
How It's Made
Automatic Sliding Doors; Gin; Firearms Restoration
2025-12-28 10:30:00 PST - 2025-12-28 11:00:00 PSTAutomatic sliding doors; gin; firearms restoration.
How It's Made
Scuba Diving Lights; Interchangeable Sandals; Racing Simulators
2025-12-28 11:00:00 PST - 2025-12-28 11:30:00 PSTScuba lights; convertible sandals; racecar simulators; and fiberglass doors.
How It's Made
Wood Windows; Woven Cashmere Fabric; Plastic Recycling Machines
2025-12-28 11:30:00 PST - 2025-12-28 12:00:00 PSTWood windows; woven cashmere fabric; plastic recycling machines.
Mummy Unexplained Files
Curse of the Warrior King
2025-12-28 12:00:00 PST - 2025-12-28 13:00:00 PSTThe mangled mummy of a pharaoh is a 3,000-year-old cold case that has brand-new leads; a team of experts in Egyptian archaeology and criminal forensics investigates fresh evidence to discover the truth behind the brutal death.
Mummy Unexplained Files
To Kill a King
2025-12-28 13:00:00 PST - 2025-12-28 14:00:00 PSTThe mysterious mummy of Ramesses V reveals a shocking tale of bitter family rivalry, civil insurrection and a cause of death that ultimately pushed ancient Egypt to the edge of collapse.
Mummy Unexplained Files
The Screaming Mummy Conspiracy
2025-12-28 14:00:00 PST - 2025-12-28 15:00:00 PSTThe horrifying remains of the Screaming Mummy have haunted archaeologists for decades, but experts uncover new evidence to reveal the treacherous conspiracy that led to the mummy's grisly end.
Mummy Unexplained Files
Egypt's Lost Queen
2025-12-28 15:00:00 PST - 2025-12-28 16:00:00 PSTA brand-new discovery inside a 3,000-year-old treasure chest may lead experts to the Egyptian pharaoh who was erased from history: a woman named Hatshepsut, who was one of the most controversial and successful pharaohs of all time.
Mummy Unexplained Files
Pharaoh of Niagara Falls
2025-12-28 16:00:00 PST - 2025-12-28 17:00:00 PSTLeading scientists and Egyptologists use state-of-the-art forensics to investigate the Niagara Falls mummy and search for its true identity; how a legendary ancient Egyptian pharaoh ended up on the other side of the world.
Mummy Unexplained Files
Tut's Darkest Secret
2025-12-28 17:00:00 PST - 2025-12-28 18:00:00 PSTCutting-edge science reveals new discoveries about the mutilated mummy of a young woman with a secret link to Tutankhamun; as experts use modern-day criminal forensics to follow fresh leads, the bloody trail leads straight to the Boy King.
King Tut: A Century of Secrets
2025-12-28 18:00:00 PST - 2025-12-28 20:00:00 PSTThe world's leading Egyptologists are on a quest to uncover the secrets of Howard Carter's history-making discovery of Tutankhamun's tomb on the 100th anniversary of its discovery.
Cleopatra: Mysteries at the Museum
2025-12-28 20:00:00 PST - 2025-12-28 21:00:00 PSTDon Wildman travels to Alexandria, Egypt, in search of the lost tomb of Cleopatra, where he hopes to discover the true legacy of one of history's most mysterious and iconic female leaders.
King Tut: A Century of Secrets
2025-12-28 21:00:00 PST - 2025-12-28 23:00:00 PSTThe world's leading Egyptologists are on a quest to uncover the secrets of Howard Carter's history-making discovery of Tutankhamun's tomb on the 100th anniversary of its discovery.
Cleopatra: Mysteries at the Museum
2025-12-28 23:00:00 PST - 2025-12-29 00:00:00 PSTDon Wildman travels to Alexandria, Egypt, in search of the lost tomb of Cleopatra, where he hopes to discover the true legacy of one of history's most mysterious and iconic female leaders.
Mummy Unexplained Files
Tut's Darkest Secret
2025-12-29 00:00:00 PST - 2025-12-29 01:00:00 PSTCutting-edge science reveals new discoveries about the mutilated mummy of a young woman with a secret link to Tutankhamun; as experts use modern-day criminal forensics to follow fresh leads, the bloody trail leads straight to the Boy King.
Mummy Unexplained Files
To Kill a King
2025-12-29 01:00:00 PST - 2025-12-29 02:00:00 PSTThe mysterious mummy of Ramesses V reveals a shocking tale of bitter family rivalry, civil insurrection and a cause of death that ultimately pushed ancient Egypt to the edge of collapse.
Mummy Unexplained Files
The Screaming Mummy Conspiracy
2025-12-29 02:00:00 PST - 2025-12-29 03:00:00 PSTThe horrifying remains of the Screaming Mummy have haunted archaeologists for decades, but experts uncover new evidence to reveal the treacherous conspiracy that led to the mummy's grisly end.
NASA's Unexplained Files
Rise of the Ice Creatures
2025-12-29 03:00:00 PST - 2025-12-29 04:00:00 PSTNeil Armstrong enters an unexplained spin; an Apollo 17 photo seems to show a US military outpost on the Moon; possible alien life swimming in the oceans of Jupiter's moons.
NASA's Unexplained Files
Pluto Under Pressure
2025-12-29 04:00:00 PST - 2025-12-29 05:00:00 PSTLost tapes show that Apollo astronauts heard unexplained transmissions on the far side of the moon; an amateur astronomer finds an odd disturbance in Martian atmosphere; an unidentified object in Earth orbit starts stalking Russian spacecraft.
NASA's Unexplained Files
Pluto's Evil Twin
2025-12-29 05:00:00 PST - 2025-12-29 06:00:00 PSTAfter NASA's New Horizons spacecraft flies by Pluto, it encounters a strange alien world that shuts down the probe's computers; experts investigate if the mysterious object is an alien spacecraft hiding at the edge of the solar system.
How the Universe Works
Life & Death on the Red Planet
2025-12-29 06:00:00 PST - 2025-12-29 07:00:00 PSTThe evolution of life on Mars before a series of cataclysmic events transformed the planet from a watery world to a hostile one; scientists believe life will find a way to continue despite the setbacks.
How the Universe Works
Black Holes: The Secret Origin
2025-12-29 07:00:00 PST - 2025-12-29 08:00:00 PSTRecent evidence could explain how supermassive black holes grow so big; neither dark matter nor cannibalism can fully explain these beasts, but the latest science may finally provide an answer.
Dino Hunters
Dinosaur Cowboys
2025-12-29 08:00:00 PST - 2025-12-29 09:00:00 PSTDinosaur fossil season has begun, and Montana rancher Clayton Phipps finds what might be an extremely rare and valuable fossil on his family's property.
Dino Hunters
Million-Dollar Dino
2025-12-29 09:00:00 PST - 2025-12-29 10:00:00 PSTClayton Phipps continues his excavation of a rare carnivorous dinosaur on his Montana ranch; Mike Harris and son Jake prepare to sell their prized tyrannosaurus-rex fossil; Aaron Bolan hunts for an ankylosaurus.
Dino Hunters
Curse of the Carnivore
2025-12-29 10:00:00 PST - 2025-12-29 11:00:00 PSTClayton Phipps and his team prepare to flip a 20,000-pound carnivore fossil out of the earth and onto a flatbed to get it to the lab for analysis; Mike Harris hunts for a duckbill skull; Jared Hudson uncovers an ancient reptile.
Dino Hunters
Shots Fired
2025-12-29 11:00:00 PST - 2025-12-29 12:00:00 PSTClayton must haul his 20,000-pound dinosaur fossil over 200 miles to a lab where it will finally be identified; the Harris/Bolan clan chases poachers off of their land; Jared makes a last-ditch effort to bring in some money this season.
Dino Hunters
We Got Skull
2025-12-29 12:00:00 PST - 2025-12-29 13:00:00 PSTClayton returns to his ranch in Montana to hunt for quick finds at Old Faithful. In Wyoming, Mike Harris and his team continue excavating their triceratops site hoping to uncover the valuable horns.
Dino Hunters
The Verdict Is In: Nano or T-Rex
2025-12-29 13:00:00 PST - 2025-12-29 14:00:00 PSTIn Montana, Clayton Phipps prepares to learn if his carnivore skeleton belongs to a tyrannosaurus rex or the controversial nanotyrannus; in Wyoming, Mike Harris and Aaron Bolan race against the impending winter digging at a promising new site.
Secrets of the Underground
Mystery of the Serpent Mound
2025-12-29 14:00:00 PST - 2025-12-29 15:00:00 PSTExploring mysterious tunnels beneath Denver's airport, capitol building and downtown to investigate rumors of a secret organization that operates below; in Ohio, trying to uncover the ancient secrets of a giant mound shaped like a serpent.
Secrets of the Underground
American Stonehenge
2025-12-29 15:00:00 PST - 2025-12-29 16:00:00 PSTRob Nelson investigates the mysterious pattern of rocks at the bottom of Lake Michigan known as Underwater Stonehenge; at the notorious Alcatraz prison, Rob uses state-of-the-art technology in search of rumored escape tunnels.
Secrets of the Underground
Great Lakes Bermuda Triangle
2025-12-29 16:00:00 PST - 2025-12-29 17:00:00 PSTDescending into a cave 30 feet beneath Texas in search of evidence of a mass extinction event; heading to Lake Michigan to investigate an unexplained, Bermuda Triangle-like phenomenon that has caused ships to disappear for centuries.
Secrets of the Underground
Capone's Escape Tunnels
2025-12-29 17:00:00 PST - 2025-12-29 18:00:00 PSTInvestigating rumors of a secret underground escape route used by the infamous gangster Al Capone; trying to uncover who or what built a vast landscape of earthen mounds in Washington state.
Secrets of the Underground
Rocky Mountain Monsters
2025-12-29 18:00:00 PST - 2025-12-29 19:00:00 PSTExamining a set of bizarre markings that suggest a violent clash between prehistoric beasts; in California, Rob investigates to see if a strange lake is a home to alien life.
Secrets of the Underground
California's Hidden Doomsday
2025-12-29 19:00:00 PST - 2025-12-29 20:00:00 PSTHeading to California to investigate a network for major fault lines that could set off an unprecedented mega-quake; he explores a mysterious sinkhole that some believe is an endless pit to the center of the Earth.
Secrets of the Underground
Secret History of the New World
2025-12-29 20:00:00 PST - 2025-12-29 21:00:00 PSTInvestigating a cluster of ancient ruins in New England that suggest Europeans arrived in the Americas almost 1,000 years before Columbus; heading to California where a dormant super volcano may be showing new signs of life.
Secrets of the Underground
Rocky Mountain Monsters
2025-12-29 21:00:00 PST - 2025-12-29 22:00:00 PSTExamining a set of bizarre markings that suggest a violent clash between prehistoric beasts; in California, Rob investigates to see if a strange lake is a home to alien life.
Secrets of the Underground
California's Hidden Doomsday
2025-12-29 22:00:00 PST - 2025-12-29 23:00:00 PSTHeading to California to investigate a network for major fault lines that could set off an unprecedented mega-quake; he explores a mysterious sinkhole that some believe is an endless pit to the center of the Earth.
Secrets of the Underground
Secret History of the New World
2025-12-29 23:00:00 PST - 2025-12-30 00:00:00 PSTInvestigating a cluster of ancient ruins in New England that suggest Europeans arrived in the Americas almost 1,000 years before Columbus; heading to California where a dormant super volcano may be showing new signs of life.
Secrets of the Underground
Capone's Escape Tunnels
2025-12-30 00:00:00 PST - 2025-12-30 01:00:00 PSTInvestigating rumors of a secret underground escape route used by the infamous gangster Al Capone; trying to uncover who or what built a vast landscape of earthen mounds in Washington state.
Dino Hunters
The Verdict Is In: Nano or T-Rex
2025-12-30 01:00:00 PST - 2025-12-30 02:00:00 PSTIn Montana, Clayton Phipps prepares to learn if his carnivore skeleton belongs to a tyrannosaurus rex or the controversial nanotyrannus; in Wyoming, Mike Harris and Aaron Bolan race against the impending winter digging at a promising new site.
Secrets of the Underground
Mystery of the Serpent Mound
2025-12-30 02:00:00 PST - 2025-12-30 03:00:00 PSTExploring mysterious tunnels beneath Denver's airport, capitol building and downtown to investigate rumors of a secret organization that operates below; in Ohio, trying to uncover the ancient secrets of a giant mound shaped like a serpent.
NASA's Unexplained Files
Return of the Moon Bugs
2025-12-30 03:00:00 PST - 2025-12-30 04:00:00 PSTApollo 12 astronauts bring back something alive from the moon; NASA tracks an asteroid heading towards Earth but make an incredible discovery.
NASA's Unexplained Files
Curse of the Red Planet
2025-12-30 04:00:00 PST - 2025-12-30 05:00:00 PSTThree cosmonauts mysteriously die as they re-enter Earth's atmosphere and NASA needs to know why; a declassified document shows a CIA plan to use a space disaster as a cover to start World War 3.
NASA's Unexplained Files
Saturn's Moon Monsters
2025-12-30 05:00:00 PST - 2025-12-30 06:00:00 PSTWhen NASA discovers something strange on Saturn's biggest moon, experts investigate if aliens feeding on the world's electric atmosphere could be the culprit; the disturbing evidence points to an apocalypse if these monsters ever make it to Earth.
How the Universe Works
The Dark Matter Enigma
2025-12-30 06:00:00 PST - 2025-12-30 07:00:00 PSTDark matter is the biggest mystery of the cosmos; scientists know that it has been vital to our universe since its birth, and new discoveries reveal that it could create black holes, cause mass extinctions, and might even shape life on Earth itself.
How the Universe Works
Stars That Kill
2025-12-30 07:00:00 PST - 2025-12-30 08:00:00 PSTExploring the real-life death stars in the cosmos that could snuff out Earth without much effort; the science of the destructive power behind six of the deadliest stars; vampire stars, supernovas and rogue stars.
Past Shows (Last 2 Weeks)
What on Earth?
The Boneyard of Arizona
2025-12-26 17:00:00 PST - 2025-12-26 18:00:00 PSTSatellite images capture miles of aircraft precisely arranged in the vast Arizona desert; experts investigate the largest aircraft storage facility on Earth and the rotting remains of a defining moment in Cold War history.
What on Earth?
Nevada's Mystery Marking
2025-12-26 16:00:00 PST - 2025-12-26 17:00:00 PSTSatellite images capture an enormous X shape mysteriously carved with precision in the remote Nevada desert; experts investigate a military emergency landing field linked to one of the most astonishing test programs in aviation history.
Mythical Beasts
Call of the Werewolf
2025-12-26 15:00:00 PST - 2025-12-26 16:00:00 PSTWerewolves were once so feared, people suspected of the power were hunted and killed, but even so, many admitted that they could become these deadly creatures, and new evidence reveals why a powerful hallucinogenic drug could be to blame.
Mythical Beasts
Curse of the Vampire
2025-12-26 14:00:00 PST - 2025-12-26 15:00:00 PSTTerrifying new discoveries reveal the bloody truth behind the legends of vampires, and experts investigate why people believed these monsters had a taste for human blood.
Mythical Beasts
Demons of the Devil
2025-12-26 13:00:00 PST - 2025-12-26 14:00:00 PSTThe latest science reveals that demons aren't just the stuff of horror stories, and as experts investigate shocking new archaeological evidence, they uncover the gruesome methods used to exorcise humans of demonic possessions.
Mythical Beasts
Dark Secrets of the Sphinx
2025-12-26 12:00:00 PST - 2025-12-26 13:00:00 PSTNew discoveries uncover the dark secrets of Egypt's strange half-man, half-lion beast, revealing why the pharaohs were so intent on transforming into this powerful and ferocious monster.
Mythical Beasts
Wrath of the Minotaur
2025-12-26 11:00:00 PST - 2025-12-26 12:00:00 PSTA new excavation at the mysterious home of the Minoans leads to a startling discovery about real-life origins of the Minotaur, and experts decode artifacts that point to bloody human sacrifices for the ferocious monster.
Mythical Beasts
The Kraken Awakens
2025-12-26 10:00:00 PST - 2025-12-26 11:00:00 PSTNew discoveries suggest that a sea beast like the Kraken could have existed, and experts examine a strange monster that could give shocking answers into this underwater mystery.
Mythical Beasts
Blood for the Snake God
2025-12-26 09:00:00 PST - 2025-12-26 10:00:00 PSTNew discoveries reveal the bloody origin of the feathered snake god, and experts investigate why the ancient Mesoamericans believed that human sacrifice was the only way to appease the deadly monster.
Mythical Beasts
Hunting the Loch Ness Monster
2025-12-26 08:00:00 PST - 2025-12-26 09:00:00 PSTNew discoveries reveal the truth behind the Loch Ness Monster, and experts investigate the world's most mysterious waters in search of evidence that a prehistoric monster could still be lurking in the deep.
How the Universe Works
Voyager's Ultimate Mission
2025-12-26 07:00:00 PST - 2025-12-26 08:00:00 PSTAs the two Voyager spacecraft reach interstellar space, experts explore their astonishing discoveries and how their extended operation has transformed into the ultimate mission.
How the Universe Works
Secrets of the Cosmic Web
2025-12-26 06:00:00 PST - 2025-12-26 07:00:00 PSTNew astronomical research is beginning to reveal an invisible scaffold of dark matter known as the Cosmic Web, an intergalactic network that transformed the universe from a chaotic Big Bang into the structured beauty of the present day cosmos.
NASA's Unexplained Files
Secrets of the Alien Signals
2025-12-26 05:00:00 PST - 2025-12-26 06:00:00 PSTWhen NASA begins a strange experiment to communicate with dolphins, experts investigate if it's a prelude to making alien contact; some fear that such a discovery could have apocalyptic consequences.
NASA's Unexplained Files
Aliens vs. Stalin at Area 51
2025-12-26 04:00:00 PST - 2025-12-26 05:00:00 PSTWhen a former Area 51 insider alleges that the Roswell UFO incident was a nefarious Soviet conspiracy masterminded by Stalin, experts investigate if it was indeed an enemy plot against America -- or if the confession is just another cover-up.
NASA's Unexplained Files
Did Aliens Nuke Mars?
2025-12-26 03:00:00 PST - 2025-12-26 04:00:00 PSTA strange discovery by NASA's Mars Curiosity rover suggests the Red Planet was home to an alien nuclear war 300 million years ago; experts investigate if an extraterrestrial Armageddon transformed an Earth-like world into a wasteland.
Mysteries of the Abandoned: Hidden America
Banished From Bisbee
2025-12-26 02:00:00 PST - 2025-12-26 03:00:00 PSTA labor strike in an Arizona mining town ends in a mass kidnapping and deportation, a unique homesteading community gets its start in the Old West, and a leaning Carolina lighthouse becomes part of Civil War history.
Secrets of the Lost Ark
Heist in the Holy Land
2025-12-26 01:00:00 PST - 2025-12-26 02:00:00 PSTAncient documents and legends suggest that the Ark of the Covenant may have been stolen by Roman legions and hidden in Rome; a team of archaeologists explore mystery cults and ancient catacombs to uncover the truth behind this treasured artifact.
Mysteries of the Abandoned
Countdown to Armageddon
2025-12-26 00:00:00 PST - 2025-12-26 01:00:00 PSTA remote site in Arkansas plays a major role in a high-stakes Cold War drama, an ancient ruin in Cambodia is ravaged by one man's cruel deception and a French fort becomes the symbol of a heroic but doomed resistance.
Mysteries of the Abandoned
The Real Shawshank
2025-12-25 23:00:00 PST - 2025-12-26 00:00:00 PSTAn eerie prison with a dark past that became the setting of an iconic Hollywood movie and alien monoliths on a strange and remote island are deserted engineering projects, and new discoveries reveal how they were built and why they were abandoned.
Mysteries of the Abandoned: Hidden America
The Cult of Antelope, Oregon
2025-12-25 22:00:00 PST - 2025-12-25 23:00:00 PSTA rural town in Oregon is invaded by an eccentric cult, a battered building in Florida plays a major role in the cigar trade, and a junkyard palace in New Jersey becomes the subject of controversy and rumors of the supernatural.
Mysteries of the Abandoned
Ghost Town in Palermo
2025-12-25 21:00:00 PST - 2025-12-25 22:00:00 PSTA ghost town in Sicily has deep roots in organized crime; an obscure asylum in Pennsylvania shocks America and inspires a revolution; a mansion in Ireland becomes embroiled in a bizarre kidnapping plot.
Mysteries of the Abandoned
The Real Shawshank
2025-12-25 20:00:00 PST - 2025-12-25 21:00:00 PSTAn eerie prison with a dark past that became the setting of an iconic Hollywood movie and alien monoliths on a strange and remote island are deserted engineering projects, and new discoveries reveal how they were built and why they were abandoned.
Mysteries of the Abandoned: Hidden America
The Cult of Antelope, Oregon
2025-12-25 19:00:00 PST - 2025-12-25 20:00:00 PSTA rural town in Oregon is invaded by an eccentric cult, a battered building in Florida plays a major role in the cigar trade, and a junkyard palace in New Jersey becomes the subject of controversy and rumors of the supernatural.
Mysteries of the Abandoned
Ghost Town in Palermo
2025-12-25 18:00:00 PST - 2025-12-25 19:00:00 PSTA ghost town in Sicily has deep roots in organized crime; an obscure asylum in Pennsylvania shocks America and inspires a revolution; a mansion in Ireland becomes embroiled in a bizarre kidnapping plot.
Mysteries of the Abandoned
Countdown to Armageddon
2025-12-25 17:00:00 PST - 2025-12-25 18:00:00 PSTA remote site in Arkansas plays a major role in a high-stakes Cold War drama, an ancient ruin in Cambodia is ravaged by one man's cruel deception and a French fort becomes the symbol of a heroic but doomed resistance.