Look up on a clear night and you'll see the streaks of our new space age. What you don't see is the growing fallout for the atmosphere that keeps us alive.

Neil McCasland, 68, was reported missing after leaving his Albuquerque, N.M., home on foot, according to local authorities.

A viral podcast moment last month reignited speculation about extraterrestrials and prompted President Donald Trump’s commitment to kickstarting the release of government files on flying saucers. But ...

The FBI has joined in the search for a retired U.S. Air Force general, who once commanded a division at Wright-Patterson Air ...

Chalk up another victory for “Conan the Bacterium”—a rugged germ that fresh research suggests could conquer the solar system.

Chalk up another victory for “Conan the Bacterium”—a rugged germ that fresh research suggests could conquer the solar system.

Disappearance of Air Force veteran William Neil McCasland sparks concern as silver alert issued and sheriff’s office appeals ...

Tiny life forms tucked into debris from an asteroid hit could catapult to other planets—including Earth—and survive, a new ...

McCasland was last seen on February 27, 2026, at approximately 11 a.m. in the area of Quail Run Court NE, Albuquerque.

Microscopic crystals extracted from meteorites could help settle a debate about the birth of our patch of the Milky Way.

The first bubble of hot gas seen around another star has been spotted around the "Moth," just 117 light-years away.

The president of the United States used his social media account on Thursday evening to announce he would direct the Department of Defense to begin releasing classified records on unidentified flying ...