Add Yahoo as a preferred source to see more of our stories on Google. Part of what made the xenomorphs so scary in the original Alien and its sequels was that nobody really knew what the xenomorphs ...

A miles-wide entity hurtling through space at 37 miles per second could be an alien spaceship, scientists have warned. It was spotted by NASA in early July, with the agency dubbing it 3I/ATLAS. They, ...

Scientists and NASA officials insist the object is a natural comet, not alien technology. Recent observations found no radio signals from the comet that would suggest it was artificial. The comet made ...

New Delhi: Rumours on social media claim a massive comet is heading straight for earth. While some users describe it as an existential threat, others suggest ways to divert it or highlight supposed ...

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There's a new celebrity in town and it's... a comet. Much of the attention has to do with an astrophysicist's grandiose suggestions that 3I/ATLAS could contain alien life. Other scientists disagree.

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The eyes of every astronomer widened this year when an interstellar traveler was discovered in our solar system. Despite some suggestions that it could be an alien spacecraft, observations from some ...

Astronomers have been scanning the skies for alien radio signals for decades, but so far they’ve heard nary a peep (with one possible exception). But according to a recent study, that could be because ...

Astronomers found no radio signals from the comet that would suggest it is an extraterrestrial spacecraft. 3I/ATLAS was confirmed as the third known object to enter our solar system from interstellar ...

Solar winds and coronal mass ejections may scatter narrow signals, making them harder for Earth-based telescopes to detect. The SETI Institute uses radio telescopes to search for signs of intelligent ...