information processing

Scientific Names

Erodium cicutarium. Haliaeetus leucocephalus. Canis lupus familiaris

Why do scientists insist on using such strange, complicated names for things? There are actually some very good reasons.

Waterfall Effect

This is an illusion that surprised me the first time I saw it. I was visiting a beautiful waterfall in Tennessee, and had never heard of the Waterfall Effect. The results were quite surprising and delightful.

Observe an Expert Scientist


Happy Baby Scientist and his sister

As you learn the process of science, wouldn't it be great to be able to watch expert scientists at work? By watching the way they approached new problems, tested ideas, and revised their views based on the evidence they collected, you could improve your understanding of how science works.

Dirty Words of Science

This experiment is a result of quite a few e-mails that I have received over the years that I have been writing the Experiment of the Week. I hope that it will show some of the communication problems that can occur when scientists and "normal people" talk to each other.

Cartesian Raisins

One of the fun things about thinking up new science experiments is combining two or more old ideas into one new one. This time, we will combine the Dancing Raisins activity with the Cartesian Diver.