It's almost certainly not an extraterrestrial telegram. But waves that seemed to come from the vicinity of Proxima Centauri ...

Many experiences trace back to sleep paralysis, where people wake up unable to move and the mind fills the gap with terrifying imagery. To the person living it, the event feels completely real.

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

The answer is as obvious as it seems – the Earth looks flat when you're standing on it, not cone-shaped. Visual evidence ...

Some scientific breakthroughs may be lost to time due to scandal and redaction, while others are simply a case of waiting for ...