Word: neverable
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Dates: during 1990-1999
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Hart, 52, who never finished grad school, runs the site from his Urbana home, adding 30 to 40 books a week. Next he hopes to start entering works of art and music. Hart contends that free books over the Internet will shake up civilization in the 21st century even more than Johannes Gutenberg's movable type did in the 15th. "Democracy," he says, "is dependent on people knowing enough to make a choice...
JESSE HELMS Never fails to amaze: orders Congresswomen out after they fight for antidiscrimination treaty...
Whole-brain transplants are still science fiction. "I never like to say that something's impossible," says Dr. Evan Snyder, a neuroscientist at Harvard Medical School and Children's Hospital in Boston. "I've been burned too many times by categorically ruling something out. And yet I can't imagine that 20 years from now human-brain transplants will be possible. The connections required are just too complex; they number in the millions. But the future of brain-cell transplants--that's another matter...
When most physicians got their training, they were taught that the adult brain is rigid, that its nerve cells, or neurons, could never regenerate themselves. If you nick your finger with a knife, the cut will heal in a few days because your skin has the ability to generate new cells. But when something bad happens to the brain, it doesn't repair itself. Why's that? "The brain is not plastic," says Snyder. "It doesn't make new cells. You are born with more brain cells than you need, and you lose them progressively and get dumber and dumber...
...technology will never be a cure-all. Accidents and plagues won't disappear. The AIDS epidemic is so entrenched in Africa and parts of Asia that it could overshadow much of the 21st century. Nor will everyone be able to afford the latest treatments for cancer or Alzheimer's disease. For millions of people alive today, though, the ability to monitor their health more closely and start treatments at the earliest stages of disease means that many may live long enough to enjoy the blessings of the 22nd century...