Need a distraction today? Not only does 12 + 1 = 11 + 2, but the letters "twelve plus one" rearrange to give you "eleven plus two."

Give a kid a book, and you change the world. In a way, even the universe.

So what is true for life itself is no less true for the universe: knowing where you came from is no less important than knowing where you are going.

The worst thing that ever happened to America was the 19th Amendment.

The day that you stop looking - because you're content God did it - I don't need you in the lab. You're useless on the frontier of understanding the nature of the world.

On Friday the 13th, April 2029, an asteroid large enough to fill the Rose Bowl as though it were an egg cup will fly so close to Earth that it will dip below the altitude of our communication satellites. We did not name this asteroid Bambi. Instead, we named it Apophis, after the Egyptian god of darkness and death.

Intelligent life can't be all that common because it's really rare on Earth and especially since we define ourselves to be intelligent. But in the eyes of an alien coming here who has the technology to make it here, they might observe us and conclude that there's no sign of intelligent life on Earth.