This past year, we received our second Emmy nomination for Outstanding Informational Series. While we'd all like to win, I can say with utmost sincerity that it mattered more to me that we got noticed than whether or not we win.

I'd like - inviting aliens and have them observe what we do because so much of what we do that we take for granted will just be weird or extraordinary or just plain dumb when observed by an alien from another civilization.

A scientist is just a kid who never grew up.

If you look at Einstein's equations and put in low speeds and low gravity, they become Newton's equations.

I agree that we should go back to the moon and on to Mars. We should treat all objects in the solar system, including comets and asteroids, as exploration targets.

Darwin's theory of evolution is a framework by which we understand the diversity of life on Earth. But there is no equation sitting there in Darwin's 'Origin of Species' that you apply and say, 'What is this species going to look like in 100 years or 1,000 years?' Biology isn't there yet with that kind of predictive precision.

Scientific literacy is an intellectual vaccine against the claims of charlatans who would exploit ignorance.