The Pentagon released its fourth batch of UFO files Friday following President Trump’s declassification order, including ...

Astronomers have revised the mass of nearby exoplanet GJ 3378 b, recasting it as a rocky super‑Earth in the habitable zone ...

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

Add Yahoo as a preferred source to see more of our stories on Google. Tardigrades—a type of invertebrate also known as water bears—are the only animals observed to survive the intense radiation and ...

We have no idea what kind of life may exist on other planets, so it’s hard to know what to look for. Proxima Kósmos imagines a very different kind of solar system that could harbor life-forms we haven ...

A North Wales vicar has argued that biblical prophet Ezekiel may have witnessed advanced alien technology, urging Christians ...

NASA UAP research confirms no alien contact despite administrator comments - here's what the official record actually says ...

The president promised to spill the beans about little green men. Is that why the US Cybersecurity and Infrastructure Security Agency registered the domains alien.gov and aliens.gov, asks Arwa Mahdawi ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life. Tardigrades—a type of invertebrate ...