Have you ever been absolutely certain about something from your past, only to discover you got it completely wrong? Not just ...

In Black Mirror Season 7, Episode 2, "Bête Noire," writer Charlie Booker and director Toby Haynes deliberately explored the psychological phenomenon known as the Mandela Effect to play with the ...

Einstein's theory of general relativity suggests that the "memory" of ancient events, such as black hole mergers, may be etched into the fabric of space-time by gravitational waves. New research shows ...