Add Yahoo as a preferred source to see more of our stories on Google. Daily puzzlers would be quick to tell you that sudoku, Wordle’s mathematical cousin, is not as easy as it looks. The small grid, ...

Sudoku is a puzzle game in which you fill in the numbers 1 to 9 in a grid of blocks, and is popular around the world. A case report in the medical journal JAMA Neurology reports that a man began to ...

Sudoku puzzles can be brainteasers, but one man's brain had an unusual response to solving the numerical grid puzzles: He developed seizures. The 25-year-old German man didn't always react this way to ...

Many people play games like Sudoku to relax, but for one patient this visual-spatial task triggered reflex epilepsy in a case study published in JAMA Neurology. Many people play games like Sudoku to ...

Sudoku puzzles give your brain a hard time: Every digit from 1 to 9 must appear in each of the nine horizontal rows, in each of the nine vertical columns and in each of the nine boxes. For many of us, ...

An augmented reality Sudoku-solving app that only works with completely empty puzzles might be kind of pointless, but it definitely serves as an impressive demonstration of just what can be done when ...

It’s tempting to claim that this 25-minute video of a man methodically solving a sudoku puzzle is a phenomenon particular to the pandemic era. We’re stuck at home, finding small pleasures in strange ...