Galileo and Pendulums

Mathematical equations can be beautiful, or they can be ugly and messy. When we find a simple, elegant equation, we can rightly say it’s beautiful. Most people are familiar with the simple and elegant equation E = MC². It’s sometimes called Einstein’s equation and it expresses with admirable mathematical succinctness …

“Wars are the way Americans learn geography.”     —Ambrose Bierce, or maybe it was Mark Twain. In any case, it’s an uneasy truth.

Who Watches TV News?

The people who sponsor TV programs do so because they know who is watching those programs. And they figure they have the products that those people want to buy. People from all walks of life might watch the Super Bowl or a weekly comedy show. But only a certain kind …