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What's killing the great Atlantic salmon?
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Today's timber frame revivalists are putting up everything from millionaire mansions to a replica of Thoreau's cabin
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A pair of Mexican miners stumble upon a room filled with what could be the world's largest crystals
It's Pluto, with its moon, Charon
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Blame Bugs Bunny and a nasty yawn for the Tasmanian devil's bad rap
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Danger comes with the territory for our writers
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Desert Whitetails and Flame Skimmers cavort in the sinkholes of New Mexico's Bitter Lake Refuge
Before "ecology" became a buzzword, John Steinbeck preached that man is related to the whole thing
Challenged to prove his germ theory of disease, Louis Pasteur shaped the terrain on which the battle against anthrax is being fought
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Revisiting his old haunts in Nepal, the author looks for tigers and finds a clever new strategy for saving them
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Arizona Naturalist Pinau Merlin celebrates life in the desert by keeping a close eye on it
Scientists are trying to fathom why Hawaii's fish population is declining
Review of GERMS: Biological Weapons and America's Secret War
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Everything you wanted to know about stem cells, cloning and genetic engineering but were afraid to ask
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A long-outdated approach to sulfur mining sends hundreds of Javanese workers deep into the crater of an active volcano
A great fossil find high in the Chilean Andes began with a delayed flight in New York City and ended with a horseback ride from hell
High altitude, night-shining clouds are becoming more common, which could signal climate changes
Page 424 of 439
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