PostScript Integration, X-ray Fluorescence, Preventing CD-R Blowups, and more.

That word "overunity" surely gets kicked around the Web a lot. There appear to be two definitions in current use, both of which aren't even wrong.

Some folks use the term "overunity" as a code word for a "perpetual-motion machine," hoping nobody will notice. In that definition, they think that they are describing a machine whose energy output exceeds its energy inputs.

The thermodynamic laws clearly tell us that such a device is extremely unlikely. Much less likely than, say, winning the lottery while getting hit by a big meteor at the ...

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