Archives for September, 2009

One nice new feature we’ve got here on scienceblogs is the Editor’s Picks feature, found on the front page. While browsing it this weekend, I was drawn to this provocative article. In it, Benjamin Cohen writes of his interview with Rebecca Solnit, who says the following when asked about nuclear power as a viable solution…

Weekend Diversion: Preparing for Winter

It’s something we take for granted in our modern, civilized world, but a really severe winter brings a lot of challenges with it. Dar Williams, in her song February, sings a beautiful piece about living through the worst of it: Some places have it far worse than others. For instance, in many places of the…

Magnetic Monopoles? Oh, dear.

Electric charges come in two types, positive and negative. Magnetic poles also come in two types, North and South. In both cases, like charges/poles repel, and opposites attract. The big difference? Electric charges can exist in isolation; you can have just a positive or negative charge by itself. Whereas in a magnet, you always need…

Learning from a Huge Past Mistake

One of the things I always wondered was why Galileo’s Eppur si muove! (And yet, it moves!) was such a big deal. Yes, he was talking about heliocentricity, and the Earth moving around the Sun instead of the other way around. But I was a little bit puzzled. Why, after all, would the Earth moving…

Listening to the Big Bang

So, I have a small confession for you, my readers. Since I first started writing this blog, I have always solicited questions, and promised to answer the best ones. Recently, this has come back to bite me, as I’ve started getting more questions than I possibly have time to answer. However, the ones that meet…