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 ...

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

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

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Highlights Press kicked off brainPLAY, a line of puzzle books spun off from 'brainPLAY' magazine for kids seven and up, which ...

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

Cognitive decline in older adults can often lead to conditions like Alzheimer's disease. A study from Texas A&M University ...

Physicists propose that a mysterious force known as early dark energy could solve two of the biggest puzzles in cosmology and fill in some major gaps in our understanding of how the early universe ...