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Those who sing in a choir report less anxiety, study finds

Research published online this month in the scientific journal Psychology of Music has found those singing in a choir report a positive impact on their psychological health. “Singing in a choir is a leisure occupation performed by millions of people in different cultures which requires a collaborative action,” Ahmet Muhip…

Antarctic ice tells conflicting story about climate change’s role in big melt

Since the early 1990s, glaciers draining Antarctica’s vast ice sheets have…  …

Survey finds perception of having sex more frequently than others leads to increased happiness

More sex makes people happy, but what makes people even happier is having more sex than their friends and neighbors. That is one result of new research from Tim Wadsworth, an associate professor of sociology at the University of Colorado at Boulder. Wadsworth likens sex to income…  …

Spiny parasitic worm helps doctors devise patch to keep skin grafts in place

A parasitic worm that latches onto the intestines of fish by inflating its head has led to a remarkable invention for keeping skin grafts in place, even when the surface of the wound is wet. Reporting in the journal Nature Communications on Tuesday, US researchers devised a patch studded with…

Circumcision reduces HIV risk by changing penis ‘biome’, says study

A study released Tuesday says that circumcision significantly reduces men’s chances of being infected by HIV by changing the mircobiome of the penis. According to a paper in the American Journal of Microbiology, a reduction of the number of anaerobic bacteria present on the penis appears to play a role…

Endangered Sumatran elephant born in captivity

A baby Sumatran elephant peeps out timidly from between the legs of its mother at an Indonesian zoo, where her birth has given a boost to the critically endangered animal. Kartini, named after the country’s most celebrated feminist, Raden Ajeng Kartini, was born on Friday under a captive breeding programme…

FAA to simulate effects of radiation on space tourists

How much radiation can the human body withstand in space—a big concern as space tourism ramps up? If you don’t know, don’t worry: the Federal Aviation Administration (FAA) is on the case, with help from specialized datacenter provider Elliptical Mobile Solutions. Nor-Tech confirmed that it is…   [the astronaut in…

Sharks dive by the moon: study

The moon and water temperature affect the diving behaviour of sharks, researchers reported Tuesday, in a discovery that could help prevent fishermen from catching the marine predators inadvertently. A team from the University of Western Australia’s Oceans Institute and the government-run Australian Institute of Marine Science spent nearly three years…

Experts baffled as malnourished sea lions invade southern California

Peter Wallerstein realized something was seriously wrong when a sea lion pup turned up seven miles inland at a cellphone store in California. The number of the starving animals stranded along the southern California coastline has been rising since January, but usually they were just found on beaches. Now they…

Dopamine effect triggered by just a tiny taste of beer

The taste of beer, even without any effect from alcohol, triggers a key reward chemical in the brain, according to a study on Monday that explores how people become hooked on booze. Neurologists at the University of Indiana asked 49 men to drink either their favourite beer or Gatorade, a…

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