After decades of chasing after a rare hexagonal diamond, a Chinese team says their iteration of the elusive material is the ...

Liftoff of the "Insight at Speed is a Friend Indeed" mission is scheduled for 6:53 p.m. ET today (March 5). When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

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 ...

Disappearance of Air Force veteran William Neil McCasland sparks concern as silver alert issued and sheriff’s office appeals to public for information on his whereabouts ...

Maj. Gen. William Neil McCasland retired as commander of a facility at Wright-Patterson in Dayton, Ohio. His name has come up ...

Government officials have said little about Trump’s most recent social media post on the matter. The president cited “tremendous interest” in the files, whatever they might contain. Perhaps the most ...

Unknown to many, this is Florida International University’s Aquarius Reef Base — the centerpiece of FIU's Medina Aquarius ...

The FBI is assisting in the search for retired Maj. Gen. William McCasland, a former Air Force lab chief tied to UFO research ...

New Mexico authorities are calling on the public for help in the search for a 68-year-old retired U.S. Air Force general who went missing last week.

Following his reported disappearance in New Mexico, the FBI has now joined in the hunt for retired U.S. Air Force Major General William Neil McCasland.

Retired Maj. Gen. William Neil McCasland, 68, was last seen in Albuquerque at about 11 a.m. on Friday, local authorities said ...