Why it matters: While not evidence of life, these discoveries show that ancient Mars had complex organic chemistry, ...

The community group behind the bid states winning the Town of Culture title would highlight Machynlleth’s long-standing role ...

Mars’ frozen ice caps may be time capsules for ancient life. Lab experiments show that key building blocks of proteins can survive tens of millions of years in pure ice, even under relentless cosmic ...

Some of the weirdest ecosystems may exist in tandem with ancient water trapped kilometers underground in fractures of Precambrian shield rocks. This geology dates to the earliest part of Earth's ...

Compared to previous theories, the current research emphasizes the complexity of the biological and chemical processes that brought about life.

A lost cache of 250-million-year-old fossils from Australia has rewritten part of the story of life after Earth’s worst mass extinction. Instead of a single marine amphibian species, researchers ...