A simple maths puzzle has been leaving people stumped as they can't agree on the correct answer - can you work it out?

A maths question that should be 'easy' to solve has been leaving people online completely stumped, as one twist makes it much ...

Which number must be inserted in place of the incorrect number? Show puzzle solution The number 75 must be replaced by the ...

FT.com will bring you the crossword from Monday to Saturday as well as the Weekend FT Polymath.

Puzzle games are for a niche audience, but these are the best Xbox puzzlers to keep veterans and newcomers busy.

September/1992024/Picture-Puzzle-Triangle.jpg" width="1200" height="675" /> Challenge your brain with this engaging picture ...

The odd number in the picture is highlighted below ... Keep practising these puzzles to sharpen your observation skills and keep your mind active. Stay tuned for more brain teasers and IQ tests ...

NPR's Ayesha Rascoe plays the puzzle with WLRN listener Ann Kritzer of Coral Springs, Fla., and Puzzlemaster Will Shortz.

A new study by MIT physicists proposes that a mysterious force known as early dark energy could solve two of the biggest ...