Today’s optical illusion is challenging viewers to find a hidden "5" among a sea of "2s." The tricky pattern plays with human perception, making it hard to spot the odd number. Can you find it?

Puzzle games are perfect for those who like to get their brain working, whether it's dealing with tiles or exploring a world filled with different problems to solve. One of the best places to look ...

This article was originally published on mentalfloss.com as Can You Solve This Old-Timey Riddle? #9.

More than four decades after his death, he remains a legend in boxing, but very little is known about the man called the "Merthyr Matchstick" - thanks to his tall, thin frame. A new BBC Wales ...

Each story is filled with various battles, exciting cutscenes and the most random little puzzles that can often ... of an English delicacy loved by many; Fish and Chips. Assassin's Creed schedules ...

When Lindsay Stead’s moon puzzle started trending on Google, the jigsaw-puzzle publisher had no idea it would be bad for business. Her puzzle’s sudden popularity ignited after Hong Kong-based ...