Science News

A diet high in protein, particularly animal protein, may help elderly individuals function at higher levels physically, psychologically, and socially, according to a study. The research suggests that as people age, their...

Prosocial behaviors, or actions intended to help others, remain an important area of focus for researchers interested in factors that reduce violence and other behavioral problems in youth. However, little is known regar...

An electrical current can be used to orchestrate the flow of a group of cells, engineers have discovered. This achievement sets the stage for more controlled forms of tissue engineering and for potential applications suc...

A molecular substance that occurs naturally in humans and rats was found to 'substantially reduce' brain damage after an acute stroke and contribute to a better recovery, according to a newly released animal study. The s...

OrthoSecure(TM), a novel computer-based system for operating rooms that is designed to improve the care of patients undergoing a knee or hip replacement and to minimize the number of implant parts that are erroneously op...

Many months after their child's diagnosis and treatment of acute lymphoblastic leukemia (ALL), 46 percent of mothers exhibited symptoms of clinical anxiety and 26 percent of mothers showed depressive symptoms. The resear...

Introducing three proteins that control the regulation of DNA in the nucleus -- called transcription factors -- into an immune-deficient mouse turned a specific group of cells in the gut lining into beta-like cells. "Our...

Microarray analysis -- a complex technology commonly used in many applications such as discovering genes, disease diagnosis, drug development and toxicological research -- has just become easier and more user-friendly. S...

Adolescents with antisocial personality disorder inflict serious physical and psychological harm on both themselves and others. However, little is yet known about the underlying neural processes. Researchers have pinpoin...

Research provides insight on the factors contributing to the differences between Magnet® and Non-Magnet hospitals as well as an analysis of the links between Magnet Recognition and better nurse-reported quality of care....

Lithium, one of the oldest and most widely used drugs to treat neuropsychiatric illnesses, such as bipolar disorder, has a serious drawback -- toxicity. In a continued effort to find a safer form of lithium, researchers ...

Using checkout grocery data from Montreal neighborhoods as a tool to combat unhealthy food choices, a new study has developed a way for health agencies to track Montreal consumers' food choices, neighborhood by neighborh...

Researchers have discovered that when they re-established a population of new cells in the part of the brain associated with behavior, some symptoms of Alzheimer's disease significantly decreased or were reversed altoget...

The storm smash-up that morphed Hurricane Sandy into a hybrid weather monster left a chemical trail that scientists have decoded with the help of crowdsourced water samples.

A mathematical analysis of the game reveals that it belongs to a class of fiendish computational problems. Playing it might one day help solve them     

The European Space Agency has captured a rainbow-like 'glory" on Venus. The phenomenon is easily observed on Earth but it is the first time the feature has been observed on another planet.

How do the 241 million people who feed the Twitter stream arrive at an opinion about an issue or a current event? Very quickly, it turns out.

You may owe your life to the lowly sea sponge. Flourishing in extreme, deep-ocean environments hundreds of millions of years ago, sponges may have helped produce the oxygen requisite for the explosion of more complex lif...

Scientists never understood exactly how finely tuned elephants' hearing is, until researchers tried to see if the pachyderms could distinguish among the sounds made by different groups of humans.

Dancer Marie-Claude Pietragalla Courtesy Dassault Systemes Benoit Marini has spent years working with virtual-reality technology for the French company Dassault Systemes. As the director for the company's Experiental Lab...

With a gargantuan head flaunting the largest teeth of any predatory dinosaur, Tyrannosaurus rex embodies the ideal nightmarish horror. So, what was such a ferociously large animal doing with such tiny forelimbs that look...

This cool space wallpaper from the VLT Survey Telescope at ESO's Paranal Observatory shows the remarkable super star cluster Westerlund 1. This exceptionally bright cluster lies in the southern constellation of Ara (The ...