If nonliving materials can produce rich, organized mixtures of organic molecules, then the traditional signs we use to ...

Scientists have warned that research into “mirror life” organisms — hypothetical life forms made up of molecules that perfectly mirror those found in regular life — should be stopped. Theoretically, ...

Kate Adamala had been working on something dangerous. At her synthetic biology lab, Adamala had been taking preliminary steps toward creating a living cell from scratch with one key twist: All the ...

Biologists mapping the human body have long assumed that every major kind of microscopic life inside us already had a place on the tree of life. The discovery of strange RNA-based entities called ...

Scientists believe they’ve found evidence that life on Earth is over a billion years older than anyone believed was realistic. New research used machine learning to scan ancient meteorites and fossils ...

No life has been found on Saturn's 310-mile-wide moon Enceladus. Tthe team of researchers turned to observations made by NASA’s Cassini spacecraft in 2008 during a close flyby of Enceladus to find new ...

Three years into its mission, the James Webb Space Telescope has advanced the search for alien life more than any machine before it. What will it find next? When you purchase through links on our site ...

When NASA scientists opened the sample return canister from the OSIRIS-REx asteroid sample mission in late 2023, they found something astonishing. Dust and rock collected from the asteroid Bennu ...