Interstellar visitor 3I/ATLAS has just been subjected to one of the most sensitive alien-technology checks ever mounted on a ...

A light, imaginative look at how extraterrestrial observers might interpret car haulers and what these vehicles reveal about ...

A photon was apparently detected in two places at once in a twist on the classic double-slit experiment, but many physicists ...

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

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

Among others, “Stranger Things” most prominently draws from Project MKUltra and the unconfirmed Montauk Project, combining ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

The Terra Hunting Experiment will track the wobbles of dozens of stars nightly for years in the most focused hunt yet for an Earth twin.

If aliens are out there, why haven’t we heard from them? That’s the question at the center of Pop Mech’s new story, “Aliens Probably Exist—But They’re Staying Silent For a Reason, NASA Scientist ...

Is there an Outer SpaceX? With 3I/ATLAS set to fly by Earth in just over a week, experts continue to speculate over its origins. Harvard Scientist Avi Loeb believes that if aliens, the comet wouldn’t ...

A group of researchers say it's time for academia to get serious about studying UFOs. The movement, championed by the Society for UAP Studies, is wrapping up an international conference aimed at ...