What Did Life on Earth Breathe Before Oxygen? Discover the Role of Arsenotrophy 🌍

Explore the fascinating history of Earth's early life and how arsenotrophy may have served as a vital alternative to oxygen in ancient ecosystems. Uncover the groundbreaking discovery from California that sheds light on our planet's primordial past.

Live Science230 views1:46

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While iron, sulphur, and hydrogen have long been proposed as possible replacements for oxygen, it wasn't until the discovery of "arsenotrophy" in California's hypersaline lakes that arsenic also became a contender.

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230

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1:46

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Published
May 17, 2023

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