Chaos Magnet

I used to write a

I used to write a column about the real science behind science fiction called "Meanwhile, back in the real world ..." I just get a kick out of figuring out whether what we're looking at in a science fiction tv show or movie is physically possible. It's not that it spoils it for me if it's not; I'd never be the huge Star Wars fan I am, if that were the case! But I did enjoy Wil McCarthy's The Mathematics of Hulk.