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Obesity Paradox

June 23, 2009

People who are already obese when they first develop cardiovascular disease have better prognoses …

June 22, 2009

Prairie dogs have different alarms calls for predators of different colors and different species.

June 19, 2009

SOUNDS & SIGNALS: Prairie dogs sound the alarm, turning bed bugs against themselves, bird songs …

June 18, 2009

A surge in food poisoning from tropical fish may have prompted human migrations in the South …

June 17, 2009

Chemical signals save Argentinian ants from being wrongly carted off for dead.

June 16, 2009

A lack of estrogen may cause hearing loss.

June 15, 2009

Birds that live in more variable climates sing more sophisticated songs.

June 12, 2009

NEWS FROM SPACE: Mercury's mystery side unveiled, to be or not to be a supernova, and the …

June 11, 2009

A nano-sized needle delivers molecules to particular spots inside a cell.