A viral brain teaser stumped many users, prompting lively discussions and varied solutions among puzzle enthusiasts on ...

the number of goo creatures you haven’t infinite! So, with every placement of them, you’ll have to consider what to do next and how to make things work with what you have. The more puzzles you ...

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter.

"Imagine, on the one hand, a world of mathematical representations of quantum physics, and on the other hand, very, very far away, the purely mathematical world of number theory. With the present ...

Although a few studies have found that activities such as putting together jigsaw puzzles can protect against ... United States have dementia, and this number is projected to grow to about 14 ...

In total, there are 36 + 25 + 16 + 9 + 4 + 1 = 91 squares. In general, the total number of squares, represented by A, in a similarly divided square with side length n can be written as: ...

This is the moment a brainy three-year-old completed a slide number puzzle - in just 40 seconds. Video shows Xiao Ming skillfully maneuvering the blocks within the puzzle frame, which is also ...