A mysterious object that a controversial scientist claims could be an alien battleship reached its closest point to Earth on Friday. The object, known as 3i/ATLAS, passed by at 130,000mph, at a ...

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 ...

The Xenomorph from the Alien film franchise is one of the coolest, most nefarious movie monsters ever hatched, with its acid blood, mouths-within-mouths, and diabolical claws. It pretty much ...

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 ...

Carol M. Kopp edits features on a wide range of subjects for Investopedia, including investing, personal finance, retirement planning, taxes, business management, and career development. Betsy began ...

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 ...

We rounded up the best lab-grown diamonds from retailers with stellar reputations and a stunning array of jewelry to pick from. To make our selections, we tapped into our fashion team’s jewelry ...