How big would a telescope need to be to see Earth’s dinosaurs from 66 million light-years away? Think big—and then think ...

President Donald Trump said Thursday that he's directing the Pentagon and other government agencies to release files related ...

President Trump had lashed out at former President Barack Obama earlier Thursday for telling a podcaster that aliens were ...

Human intelligence wasn’t a cosmic evolutionary fluke, some scientists say. The case against cosmic loneliness is growing.

Meanwhile, better headlights that light up the road farther ahead are clearly helping drivers avoid trouble. Vehicles with top rated headlights have significantly fewer single vehicle nighttime ...

Former U.S. President Barack Obama has clarified comments he made about alien life on a podcast over the weekend.

Obama claimed aliens are real in a podcast clip that went viral this weekend, then walked back his declaration with a clarification Sunday night.

If alien civilizations rise and fall, they may leave behind artifacts long after they are gone. From abandoned megastructures to quiet machines orbiting dead stars, these relics could tell stories no ...

Part of what makes some classics worthy of such a title is the ingenuity and borderline movie magic they employ to tell their story. In the case of "Alien," for example, director Ridley Scott used ...

A financial crisis could be triggered by an announcement that aliens exist, according to Helen McCaw, a former policy expert of the Bank of England. McCaw told The Times of London that politicians and ...

There’s no denying the allure of alien artifacts. Science fiction is awash in the material remnants of extraterrestrial civilizations, which surface in everything from the classic books of Arthur C.