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EcosystemsBiodiversity Hot Spots: Top 10 sea locales make sobering list
Biologists have identified the world's most vulnerable coral reefs, each with organisms found nowhere else and threatened by human influence.
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Health & MedicineAntibody Warfare: Vaccine halts microbes in dialysis patients
A vaccine protects many kidney-dialysis patients from blood infection caused by the Staphylococcus aureus bacterium.
By Nathan Seppa -
Materials ScienceBetter Stainless: Analysis could bring pits out of the steel
The key to developing pit-resistant stainless steel is to correct the dearth of chromium atoms around inclusions in the alloy.
By Sid Perkins -