Roughly 11% of high school seniors reported prescription drug misuse during the past year, and of those, 44% used multiple supply sources, according to a pair of recent studies.

A study describes how to use data collected before and after Marine Protected Areas are created to verify that they work.

CompCyst, a new test, distinguishes pancreatic cysts that are destined to become cancer and need to be surgically removed from cysts that can be left alone without causing harm. The researchers believ..

Skin tests that can distinguish between cattle that are infected with tuberculosis (TB) and those that have been vaccinated against the disease have been created by an international team of scientists..

Leukemia stem cells protect themselves against the immune defense by suppressing a target molecule for killer cells. This protective mechanism can be tricked with drugs. Scientists now describe a new ..

Scientists have visualized the electronic structure in a microelectronic device for the first time, opening up opportunities for finely-tuned high performance electronic devices.

For decades, researchers have chased ways to study biological machines. Every mechanical movement — from contracting a muscle to replicating DNA — relies on molecular motors that take near-undetecta..

A genetic mutation linked to dilated cardiomyopathy, a dangerous enlargement of the heart's main pumping chamber, activates a biological pathway normally turned off in healthy adult hearts, accor..

Results suggest some forms of PD are an autoimmune disease triggered years before noticeable symptoms.

Two newly discovered organisms point to the existence of an ancient organism that resembled a tiny version of the lumbering, human-eating science fiction plants known as 'triffids.'