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Articles in Jan 20, 2007, issue of Science News

• Coming to a bad end: lost chromosome tips linked to heart problems
  by N. Seppa
• Gene variant shapes beta-blocker's effectiveness
• Saving whales the easy way? Less lobstering could mean fewer deaths
  by S. Milius
• Medical Apartheid: The Dark History of Medical Experimentation on Black Americans from Colonial Times to the Present
• Starved for assistance: coercion finds a place in the treatment of two eating disorders
  by B. Bower
• Saxons, Vikings, and Celts: The Genetic Roots of Britain and Ireland
• Counterintuitive toxicity: increasingly, scientists are finding that they can't predict a poison's low-dose effects
  by Janet Raloff
• Exploratopia
• Weighing in on city planning: could smart urban design keep people fit and trim?
• Death by Black Hole: And Other Cosmic Quandaries
• Mercury pollution settles in hot spots
• Dreaming in Code: Two Dozen Programmers, Three Years, 4,732 Bugs, and One Quest for Transcendent Software
• Going under down under: early people at fault in Australian extinctions
  by S. Perkins
• Nanoparticles find tumors, form clumps
• Sea tales
  by Storm Dunlop
• Golden eggs: engineered hens lay drugs
  by C. Brownlee
• Of penguins' range and climate change
• Sorry, wrong number
  by Heather Trumbower
• A cosmic pas de trois: triple-quasar system may signal galaxy mergers
  by R. Rowen
• 2006: hottest year in U.S. history
• Way outside the box
  by Vern Shellman
• Fish killer caught? Ephemeral Pfiesteria compound surfaces
  by A. Cunningham
• Salmonella illnesses traced to pet rodents