If addicts watch their brain's changing blood flow during a craving, they may be able to train themselves to kick the habit.
New drugs could bring treatment to a much broader set of patients, says a leading expert on alcohol abuse.
A new way to move fluids around on a "lab on a chip" could make sophisticated portable blood tests more practical.
Recent Nobel laureate Andrew Fire talks about the evolving understanding of RNA interference's natural roles in development and disease.
Howard University researchers are looking for genetic clues about the high incidence of some diseases among black Americans.
It's the first hair-thin endoscope to image in 3-D, and researchers say it could provide a better picture of the more delicate parts of our bodies.
New approaches to immunizing patients against the harmful protein buildup characteristic of Alzheimer's disease offer hope for safer treatments.
New software could help medical staff know when newborn patients are in pain.
Recent successful tests of neural prosthetics bring the devices closer to widespread use.
A new recipe for artificial blood vessels may help solve a tough clogging problem.