Table of Contents June 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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Nothing in science is as mysterious as quantum mechanics--except, perhaps, the mechanics of the mind. Now genius-of-all-trades Roger Penrose says the two are intimately connected.
He looks like a human, he's shaped like a human, he moves, works, and reacts like a human. He's the avant-garde of simulated us, and the future of virtual reality.
Cystic fibrosis may be just the opponent gene therapy has been looking for. It's inherited, it's deadly, and--most important--it's responding.
In the mysterious, glowing clouds created by the collision of violently blowing gases, you can read the record of a star's dying days.
Some written languages are a precise reflection of a people's speech, while others, like english, are a complete mess. Is this alphabetical evolution? Or the unequal application of logic to literacy?