I am not the most annoying person to bring to a movie 'cause I basically hold it in and write about it later or tweet about it. The most annoying people to bring to movies, I think we all agree, are those who read the book first.

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 universe is almost 14 billion years old, and, wow! Life had no problem starting here on Earth! I think it would be inexcusably egocentric of us to suggest that we're alone in the universe.

Photons are accurately and legitimately described as waves and particles at the same time. They are genuine wavicles.

Dark matter and dark energy are two things we measure in the universe that are making things happen, and we have no idea what the cause is.

I'm not hard to find. I'm all over the Internet.

If you want a nation to have space exploration ambitions, you've got to send humans.