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Articles in Nov 17, 2001, issue of Science News

• Cholesterol enables nerve cells to connect
  by J. Travis
• The science of secretin: will studies of rodent brains give new life to a controversial autism therapy?
  by John Travis
• The Brazil nut effect gets more jumbled
  by P. Weiss
• New sensor can ID dangerous bacteria
• SOHO craft gets the lowdown on sunspots
  by R. Cowen
• Foam gets its shot at anthrax
• Heart pump extends patients' survival
  by N. Seppa
• Cancer risk linked to night shifts
• She-male garter snakes: some like it hot
  by S. Milius
• EPA switchback on arsenic
• Universal language
  by Robert A. Gorkin
• New fossils threaten an extinction theory
  by B. Harder
• Sneaky calculations: how to trick other people's computers into solving your math problems
  by Ivars Peterson
• It takes a ready tide
  by David D. Jones
• Desert beetle catches fog on its back
• Timber of the times
  by Donald Girod
• When ground squirrels cry badger
• Sediments sink river's flow into sea
  by S. Perkins
• Seizures and reproductive ills linked
• Farmers took fast track in settling Europe
  by B. Bower
• Reducing blood pressure in the lungs