Table of Contents July 1999

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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.
Digital editions

FEATURES

In the hot, radioactive world miles below us, microbe hunters encounter bizarre bugs that eat and breathe geologic ingredients like iron, manganese, and sulfur and, gasp, maybe our ancestors
Once upon a time, a physicist figured out how the universe began.Then everybody forgot about him.
Now that we've finally figured out where our biological clocks are located, can we learn to control them?
The remarkable journey of Voyager 2, the only probe to see the outer reaches of our solar system
Now that we've finally figured out where our biological clocks are located, can we learn to control them?
New Light on 1
If Appliances Could Talk
Video on a Chip
Disposable Chips
The Smallest Switch
Energy Drain Plug
One-Minute Cholesterol Test
Ten Years of Discover Awards

DEPARTMENTS

Mr. Ervin didn't know what hit him, and neither did his doctor
Right on the mark. That was a letter-perfect example of condescending sexism.'
How to begin understanding the way a trout sees the world

DATA

Check out your reflexes to check out your overall health
Welcome to the Tenth Annual Discover Magazine Awards for Technological Innovation Presented by the Christopher Columbus Foundation
WINNER Caltech and NASA's Jet Propulsion Laboratory for Ion PropulsionInnovator: John StockyRevolutionary Rocket
Check out your reflexes to check out your overall health
More than fireworks will light July's skies for nights to come
WINNER Neural Signals and Emory University's Neurotrophic Implant forCommunicationInnovator: Philip Kennedy
Ten Years of Discover Awards
The real truth is written all over your face.
Mr. Ervin didn't know what hit him, and neither did his doctor
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