A single protein can turn on and off a key component of the immune system by changing partners in an elegant genomic dance, said researchers at the University of Southern California and Harvard Medical School.

An Oregon Health & Science University study shows motion and door sensors placed in elders' homes can help track activity patterns thought to relate to memory changes that are early signs of dementia.

Death by snakebite is horrible. The immediate pain of the bite is followed by swelling, bruising and weakness, then sweating or chills, with numbness, nausea, blurred vision and possibly convulsions before it's all over. Such misery is produced by a veritable witches' brew of toxins in snake venom.

Researchers at Purdue University have developed a new low-cost system that analyzes scattered laser light to quickly identify bacteria for applications in medicine, food processing and homeland security at one-tenth the cost of conventional technologies.

A hypoxic "dead zone" has formed off the Oregon Coast for the fifth time in five years, according to researchers at Oregon State University.

A faster magnetic resonance imaging (MRI) data-acquisition technique will cut the time many patients spend in a cramped magnetic resonance scanner, yet deliver more precise 3-D images of their bodies.