Leopard Spots on Mars? NASA’s Big Discovery, Explained | Peter Girguis
Podcast: NOVA PresentsPublished On: Mon Nov 10 2025
Description: Could a Martian rock hold the most promising sign of life beyond Earth? Microbiologist Peter Girguis unpacks NASA’s stunning discovery of ‘leopard spots’ on a rock from Mars’s Jezero Crater—and why they look eerily like the handiwork of microbes on our own planet.For more, check out the extended interview with Peter Girguis.Learn more about NOVA and subscribe to our YouTube channel.
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