The telescope... is a conduit to the cosmos.

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

If aliens did visit us, I'd be embarrassed to tell them we still dig fossil fuels from the ground as a source of energy.

If factual information upsets you, then you are creating a world that is not embracing objective truths, and that's not how you advance a democracy.

The problem in society is not kids not knowing science. The problem is adults not knowing science. They outnumber kids 5 to 1, they wield power, they write legislation. When you have scientifically illiterate adults, you have undermined the very fabric of what makes a nation wealthy and strong.

Some morning while your eating breakfast and you need something new to think about, though, you might want to ponder the fact that you see your kids across the table not as they are but as they once were, about three nanoseconds ago.

Space only becomes ordinary when the frontier is no longer being breached.