Some of the greatest poetry is revealing to the reader the beauty in something that was so simple you had taken it for granted.

We are part of this universe; we are in this universe, but perhaps more important than both of those facts, is that the universe is in us.

Publicly and among themselves biologists rightly celebrate the diversity of life on Earth... At the end of the day, however, their confession is heard by no one: they work with a single scientific sample-life on Earth.

When NASA makes discoveries they are profound and they make headlines, everyone takes notice. It drives dialogue and, today, it would drive the blogosphere. It would drive the projects the kids do in school. So you wouldn't even need programs to try and stimulate curiosity. You wouldn't need programs to try to convince people that science literacy is good. Because they're going to want to participate on this epic adventure that we call space exploration.

In any city with lots of skyscrapers, lots of skyline, the moon seems bigger than it is. It's called the moon illusion.

I'm fascinated by the deaths of stars and the havoc they wreak on their environments.

All information is good, even when it is bad.