Table of Contents July 1992

Discover Magazine's mission is to enable readers to lead richer lives by explaining and expanding their universe.  Each month we bring you in depth information and analysis from various topics ranging from technology and space to the living world we live in.
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Bob Kirshner wants to give the map of the universe some scale. His yardstick: the bright beacon of a supernova.
Lean, mean, self-driving machines go cruising the streets of America.
Just a spoonful of proteinoids helps the medicine go down.
Rodents are hinting that freud got it wrong. Dreams aren't for infantile wish fulfillment. They're for learning the lessons of survival.
Fewer than 50 Florida panthers are left. But not everyone agrees that we should rush to save them.
Thanks to Sam Hurst. The chemical composition of matter is now an open book. He can detect impurities as small as a single atom.