Microbiologists discover bacteria that eliminate toxic sulfide and use iron minerals to grow. An international group of ...

A study published in the Journal of the American Chemical Society has recreated in the laboratory chemical reactions that may ...

A new experiment reveals how Earth's earliest life may have sparked from nothing but deep-sea heat, metal, and a whisper of electricity.

NASA’s “leopard-spotted” Martian rock may be the clearest potential sign of ancient microbial life yet—proof awaits sample ...