A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the White House to lead a ...

The SETI Institute is the latest to confirm what scientists have long suspected: the interstellar 3I/ATLAS comet is not an alien spaceship.

NASA’s Perseverance rover has uncovered what may be the strongest evidence yet of ancient life on Mars. Inside a ...

A new line of research proposes that the first clear signs of extraterrestrial intelligence may not come from distant stars, ...

Given the unique importance of a potential UFO visit, confirmation requires a high standard of evidence. Here are simple tips ...