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Mammal Fossils Fill in Missing Piece of the Timeline of Life
Paleontologists analyze concretions—hard orbs of minerals that can collect around material like bone—and discover fossils of mammals that lived on Earth just after an asteroid killed the dinosaurs.
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See how Earth transformed from a barren hellscape to a planet capable of sustaining life.
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Who created the Nazca lines and why? New clues to one of the greatest ancient enigmas.
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Ancient footprints provide new evidence of humans and extinct giant beasts of the Ice Age.
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Sir David Attenborough explores a site with traces of ancient mammoths and Neanderthals.
53:30
In the Arctic, enormous releases of methane, a potent greenhouse gas, threaten the climate
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53:17
Intrepid paleontologists discover that dinosaurs thrived in the Arctic’s cold and dark.
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53:28
Take a tasty look at insect foods that could benefit our health and our warming planet.
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Join the hunt for the universe’s most common—yet most elusive and baffling—particle.