life, the universe and everything

A friend of mine once put it succinctly: "Physics is all about findingout which variables you know and which variable you want, and then searching through your formula sheet for an equation that has all of those letters in it."

GravityandLevity.

Explaining that, for those who immediately liked physics in high school, this was what they liked about it.

When G&L went to college he began to find that what interested him was the picture that began to emerge of how the universe worked. Hence this terrif