We need them. We need scientifically literate voters and taxpayers for the future.

Our goal in science is to discover universal laws of nature. That pursuit fills me with wonder.

But as the cerebellum degrades with age, so does the quality of memories. The memories are there, but they're not as good.

I always say when you see that old black-and-white footage of the rocket on the launch pad and it falls over and explodes, that's because people had slide rules. Not having the decimal point is a real drawback. You want the decimal point, take it from me.

Incidentally, the creationists that I've encountered diligently deny that our Earth's climate is being altered by people. This point of view and teaching is in absolutely no one's best interest. Here's hoping we can work together and preserve the Earth, for us - us humans.

A two-and-a-half-year-old is pretty experienced at making a mess, anyway.

From an evolutionary standpoint you can't just wipe everything out and start over, and I don't think you can do it in the school system either.