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Articles in Feb 23, 2002 issue of Science News

• Native reeds harbor aggressive alien - Cryptic Invasion - Phragmites australis plants - Brief Article
  by S. Milius
• Immune cells target cancerous tissue - Vaccine Power - prostate cancer vaccine - Brief Article
  by J. Pickrell
• Shuttle yields detailed, 3-D atlas - Earth Science - space shuttle Endeavour - Brief Article
• Latest census resets U.S. population clock - And Counting … - 2000 census missed slightly more than 1 percent of U.S. population - Brief Article
  by S. Perkins
• Change is good/bad - Letters - Letter to the Editor
• Unusual laser emits a band of light - Beam Team - broadband laser - Brief Article
  by P. Weiss
• Dinosaur tracks show walking and running - Paleontology - megalosaurus - Brief Article
• Chromosome study homes in on Alzheimer's disease - Suspicious DNA - Brief Article
  by B. Harder
• A new way to stick it to flies - Physics - use of electrostatics to trap insects - Brief Article
• Our ancestors had a bash eating wild nuts - Almond Joy, Stone Age Style - Brief Article
  by B. Bower
• Indoor tanning ups all skin cancer rates - Biomedicine - Brief Article
• Materials take wing: what to do with 4 billion pounds of feathers? - research on turning feathers into useful products
  by Jessica Gorman
• Mild hypothermia aids heart attack recovery - Chill Out - Brief Article
  by N. Seppa
• Galileo at Jupiter: the goodbye tour - Astronomy - Galileo spacecraft's cameras shut down - Brief Article
• The Milky Way's middle: getting a clear view - Cover Story
  by Ron Cowen
• Infants emerge as picky imitators - Behavior - research on infant behavior - Brief Article