The Universe is under no obligation to make sense to you. Read Summary
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. Read Summary
Space exploration is a force of nature unto itself that no other force in society can rival. Read Summary
Rational thoughts never drive people's creativity the way emotions do. Read Summary
I know of no time in human history where ignorance was better than knowledge. Read Summary
The theory of evolution, like the theory of gravity, is a scientific fact. Read Summary
We live on this speck called Earth - think about what you might do, today or tomorrow - and make the most of it. Read Summary
There is no science in this world like physics. Nothing comes close to the precision with which physics enables you to understand the world around you. It's the laws of physics that allow us to say exactly what time the sun is going to rise. What time the eclipse is going to begin. What time the eclipse is going to end. Read Summary
I think that intelligence is such a narrow branch of the tree of life - this branch of primates we call humans. No other animal, by our definition, can be considered intelligent. So intelligence can't be all that important for survival, because there are so many animals that don't have what we call intelligence, and they're surviving just fine. Read Summary
Science literacy is the artery through which the solutions of tomorrow's problems flow. Read Summary