Table of Contents May 1994

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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In the new world of brain-actuated technology, you'll fly a plane, play a video game, or maneuver a wheelchair just by thinking about it.
Tsunamis have always been mysterious monsters--mountain-size waves that race invisibility across the ocean at 500 mph, drain harbors at a single gulp, and destroy coastal communities without warning. But now some researchers are trying to take the mystery away.
A major fire is news when it consumes homes and claims lives--but when it makes weather it's science.
The process of evolution took ages, until Gerald Joyce put it on fast-forward.


The universe is turning out to be thronged with dim and ghostly young galaxies that had escaped the notice of astronomers.