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.

There are no wild, seedless watermelons. There's no wild cows... You list all the fruit, and all the vegetables, and ask yourself, is there a wild counterpart to this? If there is, it's not as large, it's not as sweet, it's not as juicy, and it has way more seeds in it. We have systematically genetically modified all the foods, the vegetables and animals that we have eaten ever since we cultivated them. It's called artificial selection.

We're talking about a being whose very existence challenges our own sense of priority in the universe.

The show [ StarTalk ] was born as a radio program out of a National Science Foundation grant.

The typical person has no trouble believing without knowing. What people need to realize is simply that you do not need to believe to know.

In five billion years, the sun will expand and engulf our orbit as the charred ember that was once Earth vaporizes. Have a nice day

Everyone has all different experiences in school. I just know that throughout my life, at no time did any teacher ever point to me and say, hey. He'll go far.