Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

"Extremophile" bacteria could survive asteroid impacts that are strong enough to launch them into space, suggesting that life could travel between planetary bodies.

The researchers who scan the skies for radio signals from extraterrestrials are now rethinking their approach.

Donald Trump has ordered the release of files related to aliens, UAP, and UFOs. If previous disclosures are any indication, get ready for a letdown.

The new Mass Deportation Coalition is pushing the White House to continue with its deportation operation — just as the White ...

What can a piece of debris from another star tell astronomers about planets they may never see directly? The answer has changed dramatically since the first confirmed object from another star crossed ...

A new study shows that stars with low magnetic activity are likely to support exoplanetary systems, making the hunt for these ...

Part buddy comedy, part hard sci-fi epic, and it somehow works. is an entertainment editor covering streaming, virtual worlds ...

America was winning the race to find Martian life. Then China jumped in. In July 2024, NASA’s Perseverance rover came across a peculiar rocky outcrop on Mars covered in strange spots. On Earth, these ...

Comets are often treated as leftovers, but sometimes the leftovers become the primary focus. That is the case with 3I/ATLAS, only the third known interstellar object seen crossing the solar system, ...

Harvard astrophysicist Avi Loeb says interstellar comet 3I/ATLAS likely comes from the Milky Way's disc, as astronomers ...

Which free-agency deals are the best schematic fits between player and team? SB Nation’s Doug Farrar highlights five perfect matches on offense.