Discover

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Articles in June 1996 issue of Discover

• Polynesians with a purpose - X-ray fluorescence analysis of stone tools suggests contact between distant Pacific islands thousands of years after settlement - Brief Article
• Running on tundra - 20-year ecological study of the Alaskan tundra
  by David Berreby
• The mantle moves us - measurements suggest continents move with earth's mantle, not against it
  by Kathy A. Svitil
• A brain that talks - neurological evolution of human language - Cover Story
  by Jo Ann C. Gutin
• Inverted insects - roaches use more energy running up a vertical wall than running across a ceiling - Brief Article
• The chemistry of obsession - behavior therapy for obsessive-compulsive disorder changes brain chemistry
  by Josie Glausiusz
• Bamboo solution - bamboo as building material
  by Mary Roach
• Touching the heart - new instrument measures the contraction of a single heart cell - Brief Article
• A new tree of life - Russell Doolittle calculates a new, more recent date for the divergence of all life forms from a common ancestor
  by Shanti Menon
• Scents and sensibilities - treating sever bad breath - Lighter Elements
  by Jeffrey Kluger
• Seeing with sonar - accuracy of dolphins' echolocation is roughly equivalent to their eyesight - Brief Article
• Firestorm - emergency-room case of meningococcal infection - Vital Signs
  by Tony Dajer
• British feet - podiatrist/archaeologist Phyllis Jackson distinguishes Saxon feet from Celtic feet - Brief Article
• Rhubarb to the rescue - sodium oxalate breaks down chlorofluorocarbons - Brief Article
• Summer resolution - June night sky offers test of vision - Night Watchman
  by Bob Berman
• This won't hurt a bit - tiny electrodes detect beginning of tooth cavities - Brief Article
• Silicon gambit - computer chess and human thinking
  by Fred Guterl
• Harassed galaxies - computer shows how spiral galaxies evolve into ellipticals - Brief Article
• What the dinosaurs left us - Karen Chin of the University of California-Santa Barbara studies coprolites, or fossilized feces
  by Karen Wright
• Babies who beat AIDS - some infants rid themselves of HIV infection - Brief Article
• A shot in the dark - Thailand to begin testing AIDS vaccines
  by Jon Cohen