Laboratory analysis has confirmed the presence of the essential amino acid, tryptophan, within the Bennu asteroid samples.

The space agency has reportedly discovered life-giving essential sugars on the asteroid Bennu, a 500-meter-wide rock hurtling ...

Deep in some of Earth’s oldest rocks, traces of ancient life still linger, even when every cell has crumbled. You would not ...

Earth’s earliest atmosphere may have done more than shield the planet from the Sun. New research suggests the sky itself helped supply early life with key sulfur-based molecules, long thought to ...

Scientists found 3.3 billion-year-old biosignatures in ancient meteorites and fossils—a billion years older than we thought ...

Researchers recreated conditions from billions of years ago and found that Earth’s young atmosphere could make key molecules ...

Researchers have discovered chemical traces of life in rocks older than 3.3 billion years, offering a rare look at Earth’s earliest biology. By combining advanced chemical methods with artificial ...

According to a new study, Earth’s atmosphere might have been more important for the origin of life story than we gave it ...

Surface-bound gels may have offered the structure and chemistry needed for life to take hold on Earth—and possibly elsewhere.

When are AGW denialists, evolution denialists, and other counterfactual obscurantists' claims "competing legitimate interests"? So, you don't regard any of these gaffs in the below partial list are ...