A question taken from a child's homework sheet has been going viral after leaving even the smartest adults confused as they ...

Mathematicians struggled to find the fewest number of pieces needed to cut an equilateral triangle and rearrange it into a ...

Now, more than 122 years after it was first proposed, Kamata and two other mathematicians have finally proved that a solution with fewer pieces is impossible. Their result was posted to the server ...

A baffling homework question designed for five-year-old students has left adults scratching their heads - as even those with 'advanced degree' struggle to solve it ...