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Diagnostic Spit

February 17, 2005

A device can diagnose disease from saliva samples

February 16, 2005

Young drivers on cell phones react as slowly as senior citizens, and students who use computers to …

February 15, 2005

Dropping sardine populations off southwest Africa are worsening the greenhouse effect.

February 14, 2005

Stress hormones are abnormally high in people who are in love, and people choose spouses with …

February 11, 2005

Green tea helps athletes increase endurance, calcium reduces women's risk of colon cancer.

February 10, 2005

Studying plant steroids could boost harvests and seed production, and moss grown in zero gravity …

February 8, 2005

How the abalone turns soft calcium carbonate into a tough shell

February 7, 2005

Mice missing a gene for an enzyme burn fat instead of storing it.

February 4, 2005

Gladiator battles were staged, and the discovery of a mosaic from Emperor Nero's palace

February 3, 2005

Using pressure sensitivity to design a gun that only fires for its owner