W hen most people think of shapes, they imagine a triangle, a rectangle, or maybe even a fancier- sounding rhombus or ...

Optical illusions like this one are more than just fun games. They work by tricking your brain into seeing patterns that might not actually be there or by hiding subtle differences in plain sight.

Reawakened is a true delight of a first-person puzzle game. Every time players enter a new area of the game, they can wonder ...

The exhibit traces its origin to a mathematical puzzle published in a 1902 newspaper ... one by tracing all the possible paths in each shape and comparing the resulting collections of edge ...

From a fixed distance of roughly 1 million miles above Earth — five times the distance from here to the moon — it will follow our planet around the sun, taking in an exponentially broader view ...