The messy history of cleanliness, and why our obsession with dirt may be making us sick.
By Katharine Mieszkowski Nov 30, 2007
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Remember the sense of awe you used to feel on an airplane ride? Where did it go? Plus: The lowdown on that "filthy" and "germ-laden" cabin air.
By Patrick Smith
March 9, 2007
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Gifted amateurs defeated London's cholera epidemic in the 1850s, says culture/tech visionary Steven Johnson, and today a similar bottom-up approach to knowledge can improve neighborhoods, reform cities, even thwart terror.
By Scott Rosenberg
October 30, 2006
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A military biowarfare training program alarms nearby residents -- especially when the Army can't keep its story straight.
By Terry J. Allen
November 2, 2000
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The American Medical Association recently urged the FDA to tighten its control over antibacterial products. So what's stopping it?
By Leah Kohlenberg
June 23, 2000
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Our semi-sterile lives may be too much of a good thing. Now scientists are inventing "dirty" therapies to remedy our dangerous cleanliness. Second of two parts.
By Susan McCarthy
May 4, 2000
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Bring on the germs. Too much cleanliness may be
making some people sick. First of two parts.
By Susan McCarthy
May 3, 2000
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I watched as my brother almost died from asthma.
By Frank Houston
December 23, 1999
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A dental-phobic writer takes a trip into the cavity we call the mouth.
By Susan McCarthy
August 18, 1999
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New tests point to a fat compound in milk as a possible STD fighter.
By Jon Bowen
July 13, 1999
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People are dying because antibiotics can't keep up with resistant bugs.
By Arthur Allen
June 11, 1999
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Land of the free, home of the clean freak -- the latest round of microbial warfare has turned America into a paranoid hot zone.
By Debra Ollivier
February 22, 1999
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Does irradiating meat and other food make it safer -- or create new health risks, especially to children?
By Ros Davison
December 17, 1997