During his entire life, Vincent Van Gogh sold exactly one painting, Red Vineyard at Arles.

The most senior crayon maker Emerson Moser retired after making 1.4 billion crayons for Crayola. It was then that he revealed that he was actually colorblind.

The shape of plant collenchyma's cells and the shape of the bubbles in beer foam are the same - they are orthotetrachidecahedrons.

AMAZING FACTS