In the 19th century, Dr. Faustroll calculated the surface of God!
Whether a circle is composed of 10, 100 or 1000 people, everyone has to step back 11 inches (28 cm) in order to fit one new person in the circle.
The famous anecdote that explains the absence of a Nobel prize in mathematics by the fact that Alfred Nobel’s wife cheated on him with some mathematician is false!
0.9999999… (with an infinite amount of 9) equals 1.
Movies are shorter on television than in movie theaters. Nothing is cut off, but the speed is slightly increased.
142 857 is the only cyclic number.
Manhole covers are round so that they cannot fall in the opening.