Life on Mars? Perseverance’s Sapphire Canyon Discovery

NASA’s Perseverance rover may have found the best hint yet of Martian life — strange minerals in Jezero Crater that could be microbial fingerprints… or just clever geology.

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Credits:
Life on Mars? Perseverance’s Sapphire Canyon Discovery
Written, Produced & Narrated by: Isaac Arthur
Select imagery/video supplied by Getty Images
Music Courtesy of Chris Zabriskie

Chapters
0:00 Intro
1:25 Setting the Stage
2:39 What Is a Biosignature?
5:23 The Discovery at Bright Angel
7:07 Biosignatures vs. Technosignatures
9:13 Why This Matters for Mars
10:16 The Bigger Picture