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Articles in Jan 4, 2003 issue of Science News

• Caffeine boosts predictor of heart problems - Coffee Jitters - increased levels of homocysteine may increase risk of heart attack
  by B. Harder
• Brain learns to sharpen its focus - Neuroscience - Brief Article
• Breathtaking science: biologists home in on the brain area that drives respiration
  by John Travis
• The Mathematics of Oz: Mental Gymnastics from Beyond the Edge - Book Review
• Brain reflects superior recollection strategy - Secrets of Memory All-Stars
  by B. Bower
• Runaway black hole - Astronomy - Brief Article
• Was it pills or pain? - Letters - Letter to the Editor
  by Geoffrey A. Landis
• Mapping with grace: twin satellites chart changes in Earth's gravitational field
  by Sid Perkins
• If Only They Could Speak: Stories About Pets and Their People - Book Review
• Fancy navigation, for an invertebrate - Homing Lobsters - spiny lobsters have true navigation
  by S. Milius
• Double cord-blood transplant helps cancer patients - Biomedicine - Brief Article
• What's in a lake? - Letters - Letter to the Editor
  by Robert W. Davis
• Injections counteract psoriasis in patients - Clear Skin
  by N. Seppa
• The Backyard Astronomer's Guide - Book Review
• Hawaii's hated frogs: tiny invaders raise a big ruckus - populations of coquies, frogs native to Puerto Rico, invade Hawaii - Cover Story
  by Janet Raloff
• Stories of the Invisible: A Guided Tour of Molecules - Book Review
• Early Earth's air was oxygen-poor - Sulfur Studies
  by S. Perkins
• Carbon nanotubes beam electrons - Materials Science - Brief Article
• Wonderful world of color - Letters - Letter to the Editor
  by Marcia Walsh
• Protein vaccine slows leukemia - Cancer - Brief Article
• Strange Matters: Undiscovered Ideas at the Frontiers of Space and Time - Book Review
• Nanotubes toughen up ceramics - Fracture Protection
  by J. Gorman
• Getting the iron out - Anemia - getting rid of excess iron in the body
• A Thin Cosmic Rain: Particles from Outer Space - Book Review