Leaps and Bounds
Mathematics / History
Leap years are years with 366 days, instead of the usual 365. Leap years are necessary because the actual length of a year is 365.242 days, not 365 days, as commonly stated. Basically, leap years occu continue reading this fact

How To Calculate The Area Of A Circle
Mathematics / Geometry
A circle is the round counterpart of a square. To find the area of a square, one multiplies the length by the width. A circle doesn't have these, however, so there has to be a different way to calcula continue reading this fact

Mobius Strip
Mathematics / Topology
A Mobius Strip is an amusing threedimensional object whose surface has only one side. Huh? Well, most objects you can imagine have a surface with two sides. For example, an ordinary piece of paper ha continue reading this fact
