(cokada/iStock/Getty Images) Alien megastructures built to harvest stellar energy or alter the orbits of stars may be ...

(blackdovfx/iStock/Getty Images) If you were to drift, suitless, through the vacuum of space, the brief moments before your death would be utterly silent. That's because, in space, matter is simply ...

A string of eight dead and missing scientists is causing concern in the U.S., as some of the disappearances are extremely ...

What would alien life from another planet be like? But we rarely ask the opposite: What would they think of us?

The Viltrumite War begins. Why is Thragg the biggest threat to mankind yet?

UFOs have intrigued people for decades, with sightings and investigations dating back to the first widely reported one in ...

Federal agents arrested more than a dozen people at an Armstrong County driver license center on Friday.

How a streak of mysterious drone sightings in New Jersey exposed systemic failures in how the U.S. government polices its ...

The Department of Homeland Security is hiring a litany of private contractors and giving them thousands of names monthly of ...

Do little green men exist? Was 'Men In Black' a documentary? Prediction markets price the odds of the U.S. confirming aliens before 2027 - here’s why traders overwhelmingly expect a government ...

Minnesota leaders share new details about what happened during the largest immigration enforcement operation in U.S. history.