We've arranged a civilization in which most crucial elements profoundly depend on science and technology.

Looking at fires when high, by the way, especially through one of those prism kaleidoscopes which image their surroundings, is an extraordinarily moving and beautiful experience.

The uniqueness of humans has been claimed on many grounds, but most often because of our tool-making, culture, language, reason and morality. We have them, the other animals don't, and -- so the argument goes -- that's that.

The dumbing down of America is evident in the slow decay of substantive content, a kind of celebration of ignorance.

If we offer too much silent assent about mysticism and superstition - even when it seems to be doing a little good - we abet a general climate in which scepticism is considered impolite, science tiresome, and rigorous thinking somehow stuffy and inappropriate.

Science is only a Latin word for knowledge

A galaxy is composed of gas and dust and stars - billions upon billions of stars. Every star may be a sun to someone.