Humans
- 			 Health & Medicine Health & MedicineOne-Two Drug Punch Trips Up LeukemiaA leukemia cell seals its own fate when researchers trap cancer-causing proteins in its nucleus. 
- 			 Humans HumansAmateur ScientistThe Web site of the Society for Amateur Scientists offers discussion forums, projects, and resources for people interested in taking part “in scientific adventures of all kinds.” Go to: http://earth.thesphere.com/sas/ or http://www.sas.org/ By Science News
- 			 Health & Medicine Health & Medicine‘Bug’ spray cuts risk of ear infectionSpraying “good” bacteria into the nose reduced the incidence of ear infections in children especially prone to such infections. By Janet Raloff
- 			 Humans HumansScience Talent Search announces finalistsScience Service and Intel announced the 40 finalists of the 2001 Intel Science Talent Search this week. 
- 			 Health & Medicine Health & MedicineMedicinal MimicryWhile researchers tease out the mechanisms behind the ability of inert pills and sham procedures to trigger health benefits, the ethics of using such placebos in medical research trials is coming under increasing scrutiny. 
- 			 Health & Medicine Health & MedicineSuccess clearing clogged arteriesIn the past 10 years, angioplasty and other procedures to unblock clogged arteries have steadily improved, probably due to increasing use of wire-mesh tubes called stents to help patients’ arteries stay open. 
- 			 Health & Medicine Health & MedicineA sticky problem solvedResearchers have identified a protein integral to making blood clot, a finding they hope will lead to better drugs for preventing clots in people at risk of heart attack or stroke. 
- 			 Humans HumansExplosions, not a collision, sank the KurskAnalyses of the shock waves recorded at seismic stations across northern Europe indicate that the Russian submarine Kursk sank due to onboard explosions, not a run-in with another vessel. By Sid Perkins
- 			 Health & Medicine Health & MedicineFound: Mutation for deadly nerve disorderTwo research teams have discovered the genetic mutation that causes familial dysautonomia, a lethal hereditary disease that causes nervous system damage. By Nathan Seppa
- 			 Health & Medicine Health & MedicineRadiation therapy keeps arteries clearTwo new studies add to the growing evidence that radiation treatment may keep arteries open longer after angioplasty. By Linda Wang
- 			 Anthropology AnthropologyRumble in the JungleA new book raises troubling and controversial issues regarding research on a famous South American Indian population. By Bruce Bower
- 			 Health & Medicine Health & MedicineDietary stress may compromise bonesInternal conflict about what and how much to eat not only induces production of a stress hormone but also may eventually weaken bones. By Janet Raloff