TV Episode | TV-PG | | Comedy, Romance
Sheldon kicks Amy out to work solo, so she and Leonard bond during a series of science experiments; Howard is replaced by Bert in Footprints on the Moon; Penny proves to be a surprising source of scientific inspiration for Sheldon. Howard and Raj start a band.
Micaceous schists are actually called mica schists. A schist indicates that the rock was formed with layers of minerals. A mica schist is the most common variety.
Hey, I thought you were working on actual science.
Sheldon Cooper: I am. I'm trying to come up with a new approach to dark matter, but people keep distracting me. First, my mother kept answering the phone when I called, even though she knew I was busy. And now you ...
Sheldon says the shape of a slice from a circular pizza is a triangle when in fact it is a sector.