You are among the highly intelligent persons in the world if you can guess the country name by looking at the flag in 7 ...

This picture puzzle is designed to trick even the sharpest eyes. Can you spot the panda in 5 seconds? If you solve this ...

Word-finding difficulty (WFD) - frustrating “tip-of-the-tongue” moments when meaning is clear but the word or sound won’t ...

Dive into brain teaser madness with puzzles so tricky, they’ll twist your mind! Only the sharpest can crack these insane ...

University of Washington researchers developed the game AI Puzzlers to show kids an area where AI systems still typically and ...

A woman who spoke out about the dangers of romance scammers after falling for one has since died. Married mother-of-two Gail ...

Scientists made a fun puzzle game where kids solve puzzles and then watch AI try to solve the same ones, often getting them hilariously wrong.

Live news, investigations, opinion, photos and video by the journalists of The New York Times from more than 150 countries around the world. Subscribe for coverage of U.S. and international news ...

Boost your brainpower with our timed memory game. Flip tiles, race against the clock, and see how sharp your recall skills ...