Reality Lets Me Down, Again

From the “You Read Too Much SF” file: I was really disappointed by the press release that went with the headline: Mysterious energy burst stuns astronomers A headline like that really ought to involve bodies strewn about a remote observatory, and enigmatic alien forces roaming free, perhaps being hunted by menacing government agents. Sadly, it… Continue reading Reality Lets Me Down, Again

Dark Skies and Security

I’m in a Department of Physics and Astronomy, so several of my colleagues are astronomers. We also have a rather nice on-campus observatory, used for student research projects. Unfortunately, the combination means that we have a running argument with the rest of the campus regarding lights. The rather nice observatory is basically useless if there… Continue reading Dark Skies and Security

Dismal Physics

Sean Carroll takes a look at economics from the point of view of a physicist: Economists have a certain way of looking at the world, in which (to simplify quite a bit) people act rationally to maximize their utility. That sort of talk pushes physicists’ buttons, because maximizing functions is something we do all the… Continue reading Dismal Physics

The Story of Dark Matter

Speaking of science explanations in SF, or at least science explained by SF authors, there’s a very nice history of dark matter at SFNovelists.com by Mark Brotherton (via Tobias Buckell): The story of dark matter starts back in the 1930s with Fritz Zwicky, a brilliant but difficult Caltech astronomer, who was studying galaxy clustering. Galaxies… Continue reading The Story of Dark Matter