This holiday-themed brainteaser looks simple, but it's quietly tripping up adults everywhere. A math teacher walks us through ...

A seemingly easy math puzzle making the rounds on the internet may not be all that it seems as the simple solution requires somewhat complex thinking. The brain-teaser, which has gone viral on X ...

Daily puzzlers would be quick to tell you that sudoku, Wordle’s mathematical cousin, is not as easy as it looks. The small grid, found often next to a word scramble or comic strip in a print newspaper ...

In 1974, a geneticist named Marsha Jean Falco devised an ingenious research tool to help determine whether epilepsy in dogs was an inherited trait. She drew a series of symbols on index cards, where ...

This viral brain teaser has left people scratching their heads as they debate whether the answer is 500, 200, or 102 ...