A new study from Bar-Ilan University shows that one of sleep's core functions originated hundreds of millions of years ago in ...

A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

New experiments suggest RNA, life’s essential molecule, could have formed naturally on early Earth and even arrived from ...

While the series finale of "Stranger Things" wrapped up many of the show's narrative threads, some aspects of the plot still ...

A giant impact on the early Earth could have brought the building blocks of RNA to our planet, which new research suggests ...

A new CRISPR breakthrough shows scientists can turn genes back on without cutting DNA, by removing chemical tags that act ...

When scientists pulled genetic material from a pair of naturally preserved bodies in the central Sahara, they expected to ...

Scientists discover 26 new bacterial species in NASA cleanrooms, revealing surprisingly resilient microbes with potential ...

"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most ...

It’s hard to keep up with all the discoveries made around the world every year in science, but harder still to sort the hype ...

This story first appeared in Trying!, a thoughtful, funny, wide-ranging daily newsletter featuring essays from the mind of Matt Gross. You can sign up for them here. Those were simple aliens for ...