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How To Recognize Alien Life | Peter Girguis

There’s no single ‘smoking gun’ for life beyond Earth. Microbiologist Peter Girguis explains the subtle fingerprints scientists hunt for—and why finding them on Mars could change everything. For more, check out the extended interview with Peter Girguis. Learn more about NOVA and subscribe to our YouTube channel. 

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  Einstein’s “Biggest Blunder” | Adam Riess

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  How Fame Affects the Brain | Heather Berlin

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  How Fossils Form and How to Find Them | Kirk Johnson

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  Why Only Some Species Can Talk—and Dance | Erich Jarvis

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  Evolution of New Species, Venom, Wings, and More | Extended Interview with…

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  How the Fruit Fly Revolutionized Biology | Sean B. Carroll

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  The Evolution of Venom & Antivenom | Sean B. Carroll

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  A Black Hole Is a Place, Not a Thing | Janna Levin

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  Can We Make Animals Talk? | Erich Jarvis

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  De-Extinction, Dire Wolves, and Jurassic Park | Extended Interview with Be…

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  De-Extinction: A How-To Guide | Beth Shapiro

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  How AI Deepfakes Are Really Made | Hany Farid

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  What's My Brain Doing? Goosebumps & Other Strange Phenomena | Heather Berl…

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  When Black Holes Collide | Janna Levin

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  Leopard Spots on Mars? NASA’s Big Discovery, Explained | Peter Girguis