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Drugs needed to preserve eggs for reproduction need to be given in stages

Cryoprotectants needed to preserve eggs for reproduction need to be given in stages, albeit rapid ones, say scientists who have developed a mathematical model that predicts optimal time for loading and unloading these drugs.

29 Apr 2009

Out on a limb: the ethics of amputation

A Sydney University psychiatrist has argued that a surgeon should be allowed to amputate a patient's healthy leg if that is what the patient wants.

6 Nov 2008

Rain-making bacteria

Brent Christner, LSU professor of biological sciences, in partnership with colleagues in Montana and France, recently found evidence that rain-making bacteria are widely distributed in the atmosphere.

28 Feb 2008

FDA warns of food safety risks during storm-related power outages and flooding

The Food and Drug Administration (FDA) is warning consumers to be alert to food safety risks that could result from possible power outages and flooding due to storms that currently threaten both coasts of the United States.

4 Sep 2006

Better understanding of olfactory system

Duke University Medical Center researchers have discovered how the brain creates a scent symphony from signals sent by the nose.

18 Jun 2006

How mammalian brains recognize other individuals

Imagine seeing a former high school classmate you always wanted to know better. Then imagine seeing that kid who used to push you in the hallways. Do you react differently? What happens in your brain during these encounters?

9 Mar 2006