For example ... is replaced with a 22 instead. This puzzle is just the latest in a series of mind-bending problems that have ...

(Also read: Think you're a mastermind? Solve this tricky office murder mystery) So get ready for a quick mental workout if you enjoy math puzzles! The brain teaser, shared on X by @brain_teaser_1, who ...

WEDNESDAY PUZZLE — Monday’s and Tuesday’s crosswords were enigmatic; it took me a minute or so after completing each grid for the themes to come into focus. I’d say that today’s crossword theme has ...

Chinese electric vehicles are becoming far more attractive, rendering Tesla's cars less appealing, particularly in global ...

In principle, this impossible math allows for a glue-free bridge of stacked blocks that can stretch across the Grand ...

Stuck on today’s NYT Mini Crossword? Get all the answers and explanations for the July 5, 2025 puzzle with a beach-themed ...

There are eight doors in front of you labeled A through H. Behind one of the doors is a prize. A guard is aware of the ...

New research has cast doubt on whether today's advanced artificial intelligence models are truly capable of deep reasoning.

Here at PopMech, we love mind-bending math and logic puzzles, which is why we regularly recruit the sharpest minds in the ...

The internet has always had a soft spot for brain teasers—those curious puzzles that require a keen eye, sharp logic, and ...

You may think you know static electricity, but its true nature has long eluded scientists. We’ve now made a huge leap towards ...