Paleontologists discover that dinosaurs thrived in unlikely places such as the cold and dark Arctic Circle.
Times shown in UTC. Change timezone.
An exclusive journey into a cave that houses well-preserved Stone Age art of lions and mammoths, and how scientists are unlocking the secrets of these masterpieces of early human creativity.
How cultural traditions have led to remarkable innovations, from navigating the featureless Arctic to building energy-efficient homes in the desert.
The decades-long scientific quest that led to a breakthrough prescription for cystic fibrosis ? a combination of three drugs called Trikafta.
Archaeological investigations into the origins of democracy in Greece 2,500 years ago; mass graves and ancient ruins where tyrants were murdered shine light on the birth of a revolutionary form of government.
Four members of the Artemis II crew embark on a perilous 10-day journey to orbit the moon.
A team of archaeologists researches the ``desert kites,`` the stone megastructures across northern Saudi Arabia and southern Jordan.
Ancient humans' journey into an icy and perilous new land.
Tracing the story of where we came from and when we became humans that not only look like us but think and behave as we do.
Researchers around the globe gather data on how forests work and try to figure out how these ecosystems can help tackle threats of climate change and species extinction.
The military technologies that helped propel the colonies to victory, from the Brown Bess musket to the world's first military submarine.
The discovery of a long-lost ancient cemetery in Egypt's sacred desert reveals details of a unique period when women had remarkable power.
A unique site in southern England preserved rare traces of ancient ice age mammoths and Neanderthals; host David Attenborough.
Paleontologists discover that dinosaurs thrived in unlikely places such as the cold and dark Arctic Circle.
New research and theories offer clues about the Big Bang and what may have existed before the universe's birth.
Exploring nature's strangest and most powerful objects; how black holes reshape entire galaxies; animation reveals what happens when objects stray too close to a black hole's point of no return.
New science and discoveries made possible by ultra-sensitive telescopes and detective work transform alien planet-hunting from science fiction into fact.
Exploring the history of the Milky Way, including what shaped this spiral of stars, gas and dust and what its destiny will be.
The Hubble Space Telescope and a heat-resistant solar probe reveal new clues about the sun's 5-billion-year history.
Jupiter's gravitational force made it a wrecking ball as it barreled through the early solar system, but it also helped shape life on Earth as it brought comets laden with water and possibly the asteroid that put an end to the dinosaurs.
The rocky planets Mercury, Venus, Earth and Mars all have similar origins, but only one supports life.
The dry, red planet Mars was once a blue water world studded with active volcanoes and may have even had the ingredients to support life.
New Horizons prepares to fly by an object known as MU69 on Jan. 1, 2019, which is expected to be the most distant flyby in NASA's history.
Astrophysicist Janna Levin explores black hole science.
Astrophysicist Janna Levin explores black hole science.
The unique properties of metals and how they've helped lead human civilization from the Stone Age to a hi-tech world.
NASA's New Horizons probe captures the first-ever detailed images of the icy world of Pluto.
Efforts to secure, raise and salvage the Costa Concordia cruise ship which capsized off the Italian coast on Jan. 13, 2012, killing 32 people.
Paleontologists discover that dinosaurs thrived in unlikely places such as the cold and dark Arctic Circle.
Jupiter's gravitational force made it a wrecking ball as it barreled through the early solar system, but it also helped shape life on Earth as it brought comets laden with water and possibly the asteroid that put an end to the dinosaurs.
The dry, red planet Mars was once a blue water world studded with active volcanoes and may have even had the ingredients to support life.
A unique site in southern England preserved rare traces of ancient ice age mammoths and Neanderthals; host David Attenborough.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
No episode description is available yet.
