Using a highly sensitive mass spectrometer capable of detecting trace chemicals, the researchers discovered that their early Earth simulation created an entire collection of sulfur biomolecules. These ...

Earth's atmosphere might have contributed to the origin of life more than previously thought.In a study published Dec. 1 in the Proceedings of the ...

Using the Webb telescope’s powerful Near Infrared Imager and Slitless Spectrograph (NIRISS) instrument, the team detected a ...

We have long struggled to determine how the first living organisms on Earth came together. Now, surprising evidence hints that poorly understood prions may have been the vital missing ingredient ...

New evidence from rocks, molecules and machine learning is forcing scientists to redraw the opening chapters of Earth’s story ...

Apollo samples provide evidence: Researchers analyzed Moon rocks brought back by the Apollo missions and, for the first time, ...

Key Findings It may not need to strike Earth to become a threat. Our defensive playbook was built for rocks, not unknown ...

Since the 1950s, humanity has been searching for extraterrestrial life with increasingly sophisticated tools. But after ...

When a meteor flashes across the night sky, it’s more than a beautiful streak of light. It’s a delivery from deep space—an ...

Tryptophan, the essential amino acid behind the Thanksgiving myth that eating turkey can make you sleepy, has been found to ...

Little is known about the long-destroyed moon-forming planet, Theia. But it may have been born in the inner solar system—just like Earth—a new study suggests ...