Answer: 42.5 (Subtract 36 from 49, divide the answer by two. Add that number to 36 to get the answer). Answer: 888 + 88 + 8 + 8 + 8 = 1,000. What number do you get if you multiply all the numbers on a ...

A man steals $100 from a shop—but how much does the shop owner actually lose? This viral riddle has stumped the internet with its tricky math. A man steals $100 from a shop. What happens next is the ...

A seemingly impossible math puzzle, discovered stuck to a tree by a passing hiker, has left the internet well and truly stumped. Despite living in an increasingly digital world, math remains something ...

During pandemic lockdown, Kyne Santos missed performing drag. To keep herself busy, she started dressing in drag and recording TikToks where she discussed math riddles. She thought a few people might ...

In May 2025, a claim (archived) circulated online that the tech entrepreneur and former Trump adviser Elon Musk solved an "unsolvable" math problem after a Harvard professor called him "rich but dumb.

Artificial intelligence systems may be good at generating text, recognizing images, and even solving basic math problems—but when it comes to advanced mathematical reasoning, they are hitting a wall.

Recent advances in large language models (LLMs) have made artificial intelligence more adaptable than ever before, but that comes with a drawback: lies. Generative AI tends to make things up, but ...

At first glance, the problem seems ridiculously simple. And yet experts have been searching for a solution in vain for decades. According to mathematician Jeffrey Lagarias, number theorist Shizuo ...

WHO: James M. Vaughn Jr., heir to a fortune generated by the oil gushers of East Texas; English mathematician Sir Andrew Wiles; and seventeenth-century French amateur mathematician Pierre de Fermat.

Here at PopMech, we love mind-bending math and logic puzzles, which is why we regularly recruit the sharpest minds in the world to concoct riddles that will test your critical thinking, mathematics, ...

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 ...

Here at PopMech, we love mind-bending math and logic puzzles, which is why we regularly recruit the sharpest minds in the world to concoct riddles that will test your critical thinking, mathematics, ...