Secrets of ancient life on Earth may live in Japan’s hot springs Ancient iron-metabolizing microbes may have turned toxic oxygen into an energy source. Astrobitica September 29, 2025 (Last updated: September 29, 2025) 1 minute read Ancient iron-metabolizing microbes may have turned toxic oxygen into an energy source. About the Author Astrobitica Administrator Visit Website View All Posts Post navigation Previous: Index unlocks a market for nature recovery work: New method values mangrove and salt marsh recoveryNext: Canon EOS R50 V review