It turns out that if you peel the popular adhesive tape off its roll in a vacuum chamber, it emits X-rays.

This is one of several shortened indices into the Quantum Physics Sequence.

It is intended for students who are having trouble grasping the meaning of quantum math; or for people who want to learn the simple math of everything and are getting around to quantum mechanics.

Mr. Sanns, 51 years old, is part of a small subculture of gearheads, amateur physicists and science-fiction fans who are trying to build fusion reactors in their basements, backyards and home laboratories.

"Cosmic AC," said Man, "How may entropy be reversed?"

Spin in the microscopic world is subtler, and obeys rules that are at once familiar (e.g. conservation of angular momentum) and bizarrely counter-intuitive (e.g. quantization and half-integer spin for fermions).

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