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The Biggest Space News Stories of 2020
The coronavirus pandemic may have been the biggest science news story of 2020, but it wasn't the only story. Learn more about three space developments of the year: the discovery of phosphine in Venus’s atmosphere, the collapse of Puerto Rico’s Arecibo’s Observatory, and OSIRIS-REx’s sampling of an asteroid’s surface.
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53:31
Who created the Nazca lines and why? New clues to one of the greatest ancient enigmas.
53:43
Ancient footprints provide new evidence of humans and extinct giant beasts of the Ice Age.
53:16
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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53:28
Join the hunt for the universe’s most common—yet most elusive and baffling—particle.
53:36
As state-legalized cannabis spreads, NOVA explores its little-known risks and benefits.