A square and a rectangle, a circle and a triangle. BOY: If you’re looking for a square, you can see them everywhere. Images of the shapes appear as they are mentioned in the song. BOY ...

Now, more than 122 years after it was first proposed, Kamata and two other mathematicians have finally proved that a solution ...

Mathematicians struggled to find the fewest number of pieces needed to cut an equilateral triangle and rearrange it into a perfect square. The problem, known as “Dudeney’s dissection” or the ...