units

I'm studying for a quantum mechanics test, but I've run into a problem with a practice sum I'm trying to solve. The assignment is to calculate the energy in eV of the Lyman-alpha line. So I have to calculate E_n for n = 1. That's easy with the formula for E_n which includes 4*pi*epsilon_0...

I found this Gigabyte K8N-Sli board http://global.giga-byte.com/MotherBoard/Products/Products_Spec_GA-K8N-SLI.htm I liked the specs since it has 3Gb/s S-ATA and no fans. It doesnt say explicity in the specs that the S-ATA feature includes support for optical units, does all motherboards have...

Revealed: grim world of new Iraqi torture camps Secret torture chambers, the brutal interrogation of prisoners, murders by paramilitaries with links to powerful ministries... Foreign affairs editor Peter Beaumont in Baghdad uncovers a grim trail of abuse carried out by forces loyal to the new...

I'm going through some medical literature that I have to summarize, and found dosages listed in "mg/m^2." It's not that critical to my work, but I figure the more I know the better. What exactly is that unit? Milligrams per meter squared? Kinda weird (and wrong, too, I'd think: wouldn't it be...