Einstein's theory predicts alien spacecraft footprints via gravitational waves. Learn about warp drives, spacetime, and the ...

Federal agencies report having received several thousand tips from public sightings of moving lights in the sky in New Jersey ...

suggesting that Oumuamua could be some type of alien spacecraft. And when we spoke with one of them, the idea didn't sound as far-fetched as you might think. Loeb: I prefer to adopt the maxim of ...

The United States Government has been retrieving alien spacecrafts since World War 2, a source has claimed. Speculation has ...

reigniting interest in this long-standing alien conspiracy theory. Originating over a century ago, the Black Knight myth centers around an alleged extraterrestrial spacecraft orbiting Earth ...

Moment Nasa spacecraft blasts off to hunt alien life on Jupiter moon A spacecraft that will hunt for signs of alien life on one of Jupiter’s icy moons has blasted off from Cape Canaveral ...

there was no evidence to support an explanation involving aliens. The new paper doesn’t change that, but it does attempt to explain how a spacecraft propulsion system known as a lightsail might ...