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Exercise before school improves concentration: study

AFP – Cycling or walking to school increases a child’s ability to concentrate in the classroom, the results of a Danish study published Friday showed. Children who were driven to school, or who took public transport, performed less well in a test measuring concentration levels, than those who had walked…

Scientists create cartilage using 3-D ’tissue printer’

Scientists at Wake Forest University in North Carolina have developed a “tissue printer” that “prints” cartilage, the flexible connective tissue that cushions our bones and joints. According to the Toronto Star, the printer, which was featured in a study published in the journal Biofabrication by the Institute of Physics, is…

Science budget cuts will threaten Europe’s recovery, say research heads

European Commission president warned that infrastructure projects crucial to the growth of member states will be hit The heads of some of the world’s leading research organisations have warned the president of the European commission that cuts to the EU science budget will threaten the economic recovery of the region.…

Study: 1.3 million overdiagnosed for breast cancer in US

 More than a million US women have received unnecessary and invasive cancer treatments over the last 30 years, thanks to routine mammograms that detected harmless tumors, scientists said Thursday. The results throw new doubt over the effectiveness of an already controversial cancer screening tool that is aimed at detecting tumors…

Swiss nuclear reactor back up after closure over defect

A reactor at a Swiss nuclear plant that automatically shut down due to a defect was brought back online Thursday evening, the operator said. “After an interruption of around 24 hours, Block 2 of the Beznau nuclear power plant will start producing electricity again tonight,” operator Axpo said in a…

Small bats squeak at higher pitch to focus better

Small bats have to emit higher-pitched squeaks than their bigger cousins for their sonar navigation systems to work equally well, scientists said Wednesday. Bats use sonar signals to navigate in dark spaces, known as echolocation, but scientists have been at a loss to explain why the smaller species’ pitch was…

ADHD medication could cut crime rates: study

Medication can reduce the number of crimes committed by people suffering from attention deficit hyperactivity disorder (ADHD) by one third, according to a Swedish study. When comparing the behaviour of adults suffering from the disorder during periods when they were medicated, with periods when they weren’t, researchers found that medical…

Aussie scientists un-discover Pacific island shown on Google Earth

A South Pacific island identified on Google Earth and world maps does not exist, according to Australian scientists who went searching for the mystery landmass during a geological expedition. The sizeable phantom island in the Coral Sea is shown as Sandy Island on Google Earth and Google maps and is…

World’s biggest independent drug use survey launches

Global Drug Survey collects detailed information about what drugs people use, why and how often The world’s biggest independent survey of drug use, collecting detailed data on the drug experiences of tens of thousands of people, launches on Thursday. The Guardian, along with a range of media partners across the…

Life on Mars? Maybe not. NASA downplays findings

NASA downplayed Wednesday talk of a major discovery by its Martian rover after remarks by the mission chief raised hopes it may have unearthed evidence life once existed on the Red Planet. Excitement is building over soon-to-be-released results from NASA’s Curiosity rover, which is three months into a two-year mission…

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