ScienceFilter: Creationists, crystals, and thermodynamics. [more inside]
posted on Feb 6, 2008 - 19 answers

What, if any, is the relationship between bandwidth and power? [more inside]
posted on Nov 19, 2007 - 14 answers

Remedial physics and sustainability: if energy is neither created nor destroyed, why do we have an energy crisis? Much more extensive question follows: [more inside]
posted on Dec 8, 2006 - 17 answers

Hey Tommy, if a spring is bound and dropped into a vat of acid which dissolves it instantly, what happens to the spring's potential energy?

(If you haven't seen the comic before, you should start at the beginning.)
posted on Jul 19, 2004 - 16 answers