When ET phones home, it could be his last call. Contrary to sci-fi movie depictions, our first contact might not be with a super advanced alien civilization at the height of power. Rather, Ivy League ...

A mysterious visitor from the depths of interstellar space is currently putting on a celestial light show that has the world's leading astronomers — and more than a few alien hunters — on the edge of ...

NASA's alien-hunting Europa Clipper spacecraft took seven hours of ultraviolet observations of interstellar comet 3I/ATLAS while both objects zoom toward Jupiter. When you purchase through links on ...

As teens spend less time with their friends in person, scientists are beginning to uncover how isolation may affect the developing “social brain." Here’s what we know—and when parents should be ...

A mysterious metal shard captured the imagination of the American public, because it was supposedly from a 1947 UFO that crashed on Earth. The sample seemed to have an unprecedented material structure ...