For me, the most fascinating interface is Twitter. I have odd cosmic thoughts every day and I realized I could hold them to myself or share them with people who might be interested.

Like a snowplow in overdrive, a supernova shockwave might sweep away any gas clouds in its path.

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.

People generally don't recognize how long it takes to conceive, publish, and write a book.

When students cheat on exams, it's because our school system values grades more than students value learning.

As children we all wonder - we wonder all the time. And that gets lost in adulthood. It gets beaten out, it gets filtered out or diluted out.

We are star dust in the highest exalted way, called by the universe, reaching out to the universe