There’s no denying the allure of alien artifacts. Science fiction is awash in the material remnants of extraterrestrial civilizations, which surface in everything from the classic books of Arthur C.

"We all would have been thrilled to find technosignatures coming from 3I/ATLAS, but they're just not there." When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

Of all the amazing space and astronomy stories from 2025, these five (plus a bonus) stood out among the rest! From amazing celestial displays in our night sky, to incredible news from Mars, and even ...

We may not have found any definitive proof of extraterrestrial life just yet, despite plenty of hope among scientists. But if we were to ever come to an answer in the form of alien biology or ...

A team of astronomers found no radio signals from the comet that would suggest it is an extraterrestrial spaceship. The comet was confirmed in July 2025 as the third known object to enter our solar ...

Documents might help scientists shed light on unexplained phenomena and government secrets, experts said.

An 'alien message' was beamed from Mars-orbiting spacecraft to Earth's radio telescopes. Now it's up to humanity to decode it You can save this article by registering for free here. Or sign-in if you ...

Could alien signals have already reached Earth undetected? - If advanced alien civilisations exist and have contacted Earth, they are more likely rare, scientists say ...