Creedence Clearwater Revival has the most No. 2 Billboard hits—without ever hitting No. 1.

Jupiter is twice as massive as all the other planets combined.

Pigeons can tell the difference between a painting by Monet and Picasso.

Your body contains about 100,000 miles of blood vessels.

The dot over the lower case "i" or "j" is known as a "tittle."

The little dot above a lowercase "i" and "j" has a name.

Chewing gum boosts concentration.

The chicken and the ostrich are the closest living relatives of the Tyrannosaurus rex.

Superman didn't always fly.

There's a trademark on the world's darkest shade of black.