The duck-rabbit illusion, originating from a German magazine in 1892 and later referenced by Wittgenstein, demonstrates how ...

Remarkable fossils found in North Greenland have helped researchers solve a 500-million-year-old puzzle surrounding ...

More than halfway through the 2020s, these are the best TV shows the medium has to offer — how many have you seen?

This rib bone discovered in a cave in the Spanish Pyrenees tells a story of Bronze Age violence. But who fired the shot?

SAN FRANCISCO (AP) — A beloved therapy bunny named Alex The Great, who provided snuggles and comfort from ballparks to NBA ...

Alex the Great, a therapy bunny who was a celebrity at the San Francisco Giants' Oracle Park, died Monday. His owners have ...

Tom Mullaney found himself way out in the suburbs of London. A woman there wanted to show him a Chinese typewriter. She was going to be renovating her house soon, she told him, and it needed a new ...

February 11, 2009, began as an average day for Paul de Gelder. He was conducting a military operation in Sydney Harbour as ...