Alien spaceships are in a league of their own, though. Earth does have a force field that could make a spacecraft landing vulnerable to attack – the atmosphere. When a spaceship enters the atmosphere, ...

As the interstellar enigma 3I/ATLAS retreats into the darker reaches of the cosmos, it leaves behind a trail of unanswered questions that are far more volatile than its physical tail. While NASA ...

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Harvard's Avi Loeb argues 3I/ATLAS shows signs of alien technology, from its 0.2% probability flight path to bizarre metal alloys. Could it be a 'Trojan horse'?

Americans are becoming more open to the idea that aliens have visited Earth, according to a series of polls that show belief in alien visitation has been steadily on the rise since 2012. Moreover, ...

Since its discovery, some people have speculated that interstellar visitor 3I/ATLAS could be alien technology. Harvard astrophysicist Avi Loeb points to its unusual trajectory and composition as ...

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 ...

Something very significant has been happening in plain sight, and almost no one seems to be noticing. Over the past few years, there have been televised congressional hearings, repeated news segments ...

An alien comet, a Martian volcano, a man’s fall from the sun and a groundbreaking telescope’s first images: Here are the most jaw-dropping space photos of 2025. When you purchase through links on our ...

Tracking comets accurately is hard. A new effort with the U.N. and NASA aims to better chart these visitors using 3I/ATLAS. When you purchase through links on our site, we may earn an affiliate ...

For one, it came down to timing. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. It came from outer space. Interstellar space, to be precise.

A suspected deadly mountain lion attack on New Year’s Day that killed a woman hiking alone was preceded by another harrowing ...