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- Health & Medicine
Alzheimer’s Advance: Omega-3 fatty acid benefits mice
A diet that includes a key omega-3 fatty acid found in fish prevents some memory loss in mice that develop a disease resembling Alzheimer's.
By Nathan Seppa - Tech
Radio-a-Wreck
Radio transmitters broadcasting from imploding buildings are informing engineers about how such collapses disrupt radio communications and how rescuers might overcome those disruptions.
By Peter Weiss - Health & Medicine
Scanning Risk: Whole-body CT exams may increase cancer
Adults who routinely get whole-body CT scans without medical cause are exposing themselves to doses of radiation that may increase their risk of dying from cancer.
- Animals
Pirates of the Amphibian: Males fertilize eggs of another guy’s gal
For the first time among amphibians, scientists have found frogs that sneak their sperm onto egg clutches left by another mating pair.
By Susan Milius - Tech
Special Treatment
Researchers are developing nanosize metallic particles that can break down soil and groundwater contaminants faster and more cheaply than any other existing technology.
- Health & Medicine
Firms vie to treat genetic disease
Successful treatment of Fabry's disease—a rare, fatal genetic condition—prompts a law suit.
By John Travis - Physics
Seeking the Mother of All Matter
World's mightiest particle collider may transform less-than-nothing into a primordial something.
By Peter Weiss -
Full Stem Ahead
Before stem cells can fulfill the promise of treating deadly diseases, problems with the cells' biology and government regulations limiting their use must be solved.
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- Health & Medicine
Against the Migraine
Migraines may be among the problems that stem from a common but rarely diagnosed heart defect, and researchers have discovered that repairing the defect cures some of the headaches.
By Ben Harder - Chemistry
Chemistry au Naturel
Chemists aim to mimic natural systems with the hope of developing more-efficient chemical processes that are also less harmful to the environment.
- Physics
Signs of new five-quark particle
Physicists at a German particle collider unveiled evidence of a new five-quark particle.
By Peter Weiss