Marrow cells’ role in pulmonary hypertension explored

Cells from the bone marrow participate in the development of pulmonary arterial hypertension (PAH), and they can also protect against it, according to new findings from a team of Vanderbilt University Medical Center investigators. It was known that bone marrow-derived...

Chorus of black holes radiates X-rays

Supermassive black holes do not give off any of their own light, hence the word “black” in their name. However, many black holes pull in, or accrete, surrounding material, and emit powerful bursts of X-rays. Collectively, these active black holes...

The Problem with Food Subsidy in the U.S. Farm Bill

There’s something new to worry about in your food. It’s linked to obesity, higher levels of unhealthy fat and inflammation, and although few other countries have to deal with it, it’s almost impossible to remove from our diet because it’s baked into the way we eat in...

New research explores why people ‘pass the buck’

People are more likely to del­e­gate decisions—or “pass the buck”—when faced with choices that affect others than when those deci­sions affect only them­selves, according to new research from Mary Steffel, assis­tant pro­fessor of mar­keting in the D’Amore-McKim...

New material could advance superconductivity

Scientists have looked for different ways to force hydrogen into a metallic state for decades. A metallic state of hydrogen is a holy grail for materials science because it could be used for superconductors, materials that have no resistance to the flow of electrons,...

Study finds gray wolves should remain protected

Researchers from Princeton University and the University of California-Los Angeles who investigated the genetic ancestry of North America’s wild canines have concluded that the U.S. Fish and Wildlife Service’s scientific arguments for removing gray wolves...

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