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Tag: Proceedings of the National Academy of Sciences of the United States of America

A new key to unlocking the mysteries of physics? Quantum turbulence

The recent discovery of the Higgs boson has confirmed theories about the origin of mass and, with it, offered the potential to explain other...

Birthplace of the domesticated chili pepper identified in Mexico

Central-east Mexico gave birth to the domesticated chili pepper — now the world’s most widely grown spice crop — reports an international team of...

Air Pollution Over Asia Makes Pacific Storms More Intense

In the first study of its kind, scientists have compared air pollution rates from 1850 to 2000 and found that anthropogenic (man-made) particles from...

Stressful environments genetically affect African American boys

Stressful upbringings can leave imprints on the genes of children as young as age 9, according to a study led by Princeton University and...

Genetic predisposition to liking speed cuts risk of schizophrenia, ADHD

Genetic variants associated with enjoying the effects of d-amphetamine—the active ingredient in Adderall—are also associated with a reduced risk for developing schizophrenia and attention...

Permafrost thawing could accelerate global warming

A team of researchers lead by Florida State University have found new evidence that permafrost thawing is releasing large quantities of greenhouse gases into...

Self-Healing Engineered Muscle Grown in the Laboratory

Biomedical engineers have grown living skeletal muscle that looks a lot like the real thing. It contracts powerfully and rapidly, integrates into mice quickly,...

Favorable climate change facilitated rise of Mongol Empire

Although many studies have associated the demise of complex societies with deteriorating climate, few have investigated the connection between an ameliorating environment, surplus resources,...

Computer maps 21 distinct emotional expressions — even ‘happily disgusted’

Researchers at The Ohio State University have found a way for computers to recognize 21 distinct facial expressions—even expressions for complex or seemingly contradictory...

Booster makes immune system far more effective in fighting pneumonia, meningitis

Researchers at the University of Leicester have produced an artificial version of a naturally occurring protein, properdin, which has been found to successfully combat...

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