News
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When brains wring colors from words
Brain-scan data indicate that one type of synesthesia, in which people involuntarily see vivid colors while listening to spoken words, is more like a color hallucination than an attempt to imagine colors.
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Clones face uncertain future
Scientists have cloned a cat, but new studies suggest that cloned animals have shortened lifespans.
- Physics
Computer simulates full nuclear blast
In a classified nuclear-weapon experiment, the world's fastest computer simulated a thermonuclear blast in three dimensions.
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Heads Up: Problem solving pushed bright primates toward bigger brains
A common capacity among primates for solving a broad range of problems, from coordinating social alliances to inventing tools, may have played a central role in the evolution of progressively larger brains.
