In the vast world of geometry and art, there are figures that challenge our perception and understanding of space. One of these figures is the Penrose Triangle, also known as the Tribar. This object, ...

Science tells us the object you see here cannot exist in the real world. It’s an illusion. An Escherian ruse. Ulrich Schwanitz says, “Pfft.” Now, normally, when people say they’ve designed a 3-D ...

This is just awesome: Australian artist Brian McKay and architest Ahmad Abas were commissioned to create a new monument for Perth. The result? A sculpture in the real world of one of the most famous ...

In an impossible figure, seemingly real objects—or parts of objects—form geometric relations that physically cannot happen. Dutch artist M. C. Escher, for instance, depicted reversible staircases and ...