Astronomers have discovered an additional 100 new worlds in data collected by NASA's exoplanet-hunting spacecraft TESS, ...

The internet went into a frenzy on Friday when a NASA astronaut shared a weird alien-looking photo on social media. The photo ...

A retired 'UFO general' and a NASA-linked scientist have both vanished in the US, fuelling clashes over whether the case ...

Call it Spud-nick. An image of a tentacled growth in space has caused an uproar online with freaked-out viewers imploring ...

A former NASA developer has analyzed 1950 photographic plates showing nine unexplained objects in Earth's orbit, years before ...

A strange, tentacled object that went viral online was revealed to be a space-grown purple potato. Astronaut Don Pettit ...

Add Yahoo as a preferred source to see more of our stories on Google. A composite view of Mars taken by the Viking I and II probes. NASA/USGS In September, NASA announced the discovery of a possible ...

Astronomers have narrowed down the cosmic search for life, identifying fewer than 50 rocky planets among thousands of known ...

Evidence of alien life or cosmic pyramid scheme? A documentary filmmaker sparked a discussion of advanced Martian ...

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 ...

NASA insists that 3I/ATLAS is a comet that is traveling faster than any other object in the solar system. 3I/ATLAS, an interstellar object, was observed by NASA in July 2025. Some scientists, like Avi ...

Like the lead character of “Project Hail Mary,” some scientists are proposing ways that life might exist beyond a star’s ...