Cloud microbes' colours could help us detect life on other planets

Microbes high in Earth’s stratosphere produce pigments to protect them from UV light – so similar molecules could be biosignatures of life elsewhere in the galaxy

SINSIN
Oct 23, 2025 - 20:00
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Cloud microbes' colours could help us detect life on other planets
Microbes high in Earth’s stratosphere produce pigments to protect them from UV light – so similar molecules could be biosignatures of life elsewhere in the galaxy

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