Table of Contents July 1993

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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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When you need to get a clearer view of a complex problem, there's nothing like stretching into 4, 5, 10, or even 26 dimensions. Just ask a mathematician.
As cosmologists tune in the vibrations of space time, what will they hear?
A hazy umbrella of sulfur particles is reflecting enough sunlight and heat back into space to offset global warming. You might think that's good news. Think again.
You can put a zoo-bred animal back into the wild. But that doesn't mean you're putting back anything like a wild animal.
Two French archeologists are trying to get closer--much closer--to an ancient act of creation.
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