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Articles in August 14, 1999, issue of Science News

• Deep encounter reveals asteroid's ancestry
  by R. Cowen
• Implants cleared of grave risks
  by N.S.
• An Electrifying DNA Debate
  by Corinna Wu
• Hawaiian volcanoes recycle rocks
• New moons make Uranus the champ
  by R.C.
• Northwest mountain claims snow record
  by R.M.
• Letters
• Extrasolar planet with an Earthlike orbit
  by R.C.
• Animal Genes Illuminate Human Sleep
  by J. Travis
• Modern Hygiene's Dirty Tricks
  by Siri Carpenter
• Seabed slide blamed for deadly tsunami
  by R. Monastersky
• Oops. That mangrove tree's no lady
  by S.M.
• Hormone mimics: New assessments air
  by J. Raloff
• Folk remedy zaps Ebola in lab test
  by S.M.
• A new look at recognizing what people see
  by S. Carpenter
• How a bee finds its first buttercup
  by S.M.
• The secret to a solar cell's stability?
  by C. Wu
• Generic drug effectively treats heart failure
  by D.C.
• The mustard war wasn't so racy after all
  by S. Milius
• Chemical dearth hints at preeclampsia
  by N.S.