One proposed solution to the Fermi Paradox suggests that intelligent civilizations remain silent by necessity. Advanced ...

The U.S. Supreme Court agreed on Friday to hear an appeal by Cisco Systems in which the tech company and President Donald ...

It can be hard to understand Elon Musk’s reality — especially as he appears to be on track to become the world’s first ...

A soaring valuation for SpaceX, coupled with favorable court rulings and investor confidence, has driven Musk's net worth ...

Hundreds of miles above the Arctic Circle, an American oil company is attempting to extract billions of barrels of oil on ...

Shares of Tesla have hit new highs on optimism about the company’s self-driving taxis. But experts say Tesla is far behind Waymo, which has a big head start. By Jack Ewing Reporting from Austin, Texas ...

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 ...

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 ...

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 ...