Brain scan before antidepressant therapy may predict response

A functional MRI brain scan may help predict which patients will respond positively to antidepressant therapy,…

Researchers discover BRCA1 gene is key for blood forming stem cells

Researchers have found that the BRCA1 gene is required for the survival of blood forming stem…

Positive social support from a spouse could have negative consequences, new research shows

Offering your spouse what you believe to be positive support could have negative physiological effects on…

Deep brain stimulation studies in Alzheimer’s disease pose ethical challenges

Promising, early studies of deep brain stimulation (DBS) for the treatment of Alzheimer's disease have paved…

A brain wide chemical signal that enhances memory

How does heightened attention improve our mental capacity? This is the question tackled by new research,…

What holds the heart together: Optical tweezers unveil a secret of muscle power

Our hearts beat a life long. With every beat our heart muscle contracts and expands. How…

Bursts of methane may have warmed early Mars

The presence of water on ancient Mars is a paradox. There's plenty of geographical evidence that…

Human rotavirus manipulates immune response to maintain infection

Using a laboratory model of the human gut, scientists have found that although human rotavirus does…

New sensors can detect single protein molecules

For the first time, engineers have designed sensors that can detect single protein molecules as they…

Barrier-island migration drives large-scale marsh loss

Virginia's barrier islands are retreating up to 18 feet per year, with a resulting loss of…