The human heart shrivels away in space, but researchers have found that mini-hearts grown from human stem cells sprout in ...

Is it the invasion of the genome snatchers? Just in case the idea of aliens walking around in human skin suits wasn’t frightening enough. An outlandish study asserts that aliens might have abducted us ...

The Pentagon on 22 May 2026 released a second trove of once-classified images and video footage of unexplained flying objects ...

Human spaceflight has entered a phase where one company effectively controls the only operational ride to orbit for professional crews and most private passengers. SpaceX has turned what was once a ...