Archive | August, 2008

Let it Begin (again)

Monday is the first day of a new semester. I’ll be teaching just one class this semester (the rest of my time is going to IYA), second semester calculus based physics for Scientists and Engineers. This will be my first time teaching this course, although I’ve taught the algebra-based version several times. At this stage […]

Anecdotal Evidence versus Statistics

One of the running jokes in physics/astronomy departments is that astronomers consider 4 instances of anything as statistically significant. In fact, the story goes, two points is enough to define a trend, and 1 is enough to form a theory. Take for instance our solar system. Up until 1995 it was the only one with […]