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July 1994
Scientific American Magazine
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Cover; July 1994; by Staff Editor; 1 Page(s)
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Masthead; July 1994; by Staff Editor; 1 Page(s)
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Immortal's Enzyme; July 1994; by Rennie; 2 Page(s)
By rebuilding their eroding DNA, cancer cells stay young
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A Visit to an Exotic Planet; July 1994; by Powell; 2 Page(s)
This false-color radar image of Mount Pinatubo in the Phillipines was made by the Space Radar Laboratory, which flew on the space shuttle Endeavor in April.
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Superhack; July 1994; by Leutwyler; 2 Page(s)
Forty quadrillion years early,
a 129-digit code is broken
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Managed Care, Circa 1300; July 1994; by Stix; 1 Page(s)
Bernat de Berriac, M.D., could have taught Hillary Clinton a lesson or two
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Lethal Legacy; July 1994; by Beardsley; 2 Page(s)
Soviet reactor sites menace Eurasia
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Desperate Measure; July 1994; by Beardsley; 1 Page(s)
Does violence need its own institute?
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Agriculture for Developing Nations; July 1994; by Bray; 8 Page(s)
The capital-intensive, highly mechanized Western model may not suit every developing region. Systems of intensive polyculture, exemplified by rice cultivation, may be better
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The Scientific Legacy of Apollo; July 1994; by Taylor; 8 Page(s)
The retrieved lunar rocks have helped settle questions
about the moon's origin, its composition and even the
early conditions that affected life on the earth
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Synthetic Self-Replicating Molecules; July 1994; by Rebek, Jr.; 7 Page(s)
Molecules crafted in the laboratory can make copies
of themselves, "mutate," compete for resources
and assemble, giving a paradigm for life
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Barriers to Drug Delivery in Solid Tumors; July 1994; by Jain; 8 Page(s)
Many tumors resist full penetration by anticancer agents.
Such resistance may help explain why drugs that eradicate tumor cells
in laboratory dishes often fail to eliminate malignancies in the body
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Manatees; July 1994; by O'Shea; 7 Page(s)
These giant aquatic grazers outchewed their
rivals in the New World. Now humans, their
sole enemy, hold the key to their survival
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Jean Henri Fabre; July 1994; by Pasteur; 7 Page(s)
This reclusive entomologist became one of the most popular educational authors of his day. A look at his greatest work reveals both the underappreciated achievements and the failings of his science
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Late Ice Age Hunting Technology; July 1994; by Knecht; 6 Page(s)
Cro-Magnon artisans designed many kinds of spearpoints.
By re-creating these weapons, we can better appreciate
the sophisticated skill ancient hunters possessed
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Trends: In Neuroscience; July 1994; by Horgan; 7 Page(s)
What is consciousness? Can neurobiology explain it, or - as some philosophers argue - does this most elusive and inescapable of all phenomena lie beyond experiment's reach?
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The Wall; July 1994; by Stix; 2 Page(s)
Chip makers' quest for small may be hitting it
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To Fenway, with Love; July 1994; by Gibbs; 1 Page(s)
Golf balls fly faster, and therefore farther, because they have dimples that relieve aerodynamic drag.
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Private Screening; July 1994; by Stix; 2 Page(s)
At-home HIV tests stir up controversy
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Blue Video; July 1994; by Patton; 2 Page(s)
The quest for the blue laser sparks intense competition
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Roach Wars; July 1994; by Stix; 1 Page(s)
Diabolical additions to the blatticidal arsenal
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Green Economics; July 1994; by Beardsley; 1 Page(s)
The U.S. makes a foray into sustainable accounting
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