Perspective: Donald Trump’s UFO tease risks another letdown: big promises, thin proof and a base primed for betrayal.

Hypersonic weapons are so fast, their speed can change the surrounding air molecules. They can carry a nuclear warhead, fly ...

The Israeli military is dealing with a new threat from Hezbollah. It faces small drones controlled by fiber-optic cables the ...

Ukraine is accelerating the use of artificial intelligence to retain an edge on the battlefield, as the war with Russia ...

"NASA's planetary defense budget is less than one percent of the total space agency. That's not enough to ever do anything." ...

Viral posts link deaths and disappearances to UFO programs and nuclear secrets. Here’s what’s known — and what doesn’t hold ...