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Extreme events prompt experts to link weather to climate change

Heatwaves, drought and floods that have struck the northern hemisphere for the third summer running are narrowing doubts that man-made warming is disrupting Earth’s climate system, say some scientists. Climate experts as a group are reluctant to ascribe a single extreme event or season to global warming. Weather, they argue, has to be assessed over…

U.S. finds lead poisoning from Ayurvedic medicines

WASHINGTON — US health researchers said Thursday that they have documented lead poisoning risks among pregnant women who took Ayurvedic medicine and issued a new warning on the safety of traditional pills. New York City health authorities probed six cases since last year of women — all but one born…

Study: Referees punish sports teams with black jerseys more harshly

We're not colorblind. The only thing we're blind to is our unconscious biases. (via The Christian Science Monitor) New research shows that sports teams wearing black jerseys get penalized for aggressive fouls significantly more than teams wearing white jerseys. The study, published in the May issue of the journal Social…

NASA moves Curiosity rover from successful test drive to ‘blast mark’ site

After two weeks of checking instruments, testing software and practising its rock-zapping skills, Curiosity the Mars rover has taken its first baby steps across the surface of the red planet. Nasa announced on Wednesday that Curiosity had moved 4.5m and rotated through 120 degrees before reversing by 2.5m, a extra-terrestrial…

Recently found ancient snail relative sheds light on modern-day snails, shellfish and squid

Fossils of toothy, slug-like creatures that grazed the sea floor 500 million years ago have shed light on the origins of modern-day snails, shellfish and squid, a study said Wednesday. The most comprehensive analysis yet of the ancient slugs’ mouth parts — multiple rows of teeth that moved in conveyor-belt…

NASA’s Mars rover makes first test drive

LOS ANGELES — NASA’s Mars rover Curiosity on Wednesday made its first test drive, leaving wheel tracks near its landing spot — now dubbed “Bradbury Landing” in honor of late science fiction author Ray Bradbury. “Curiosity today had its first successful drive on Mars. We have a fully functioning mobility…

Job stress doubles diabetes risk in women

Work stress doubles the risk of developing diabetes for women who have little or no control over what they do on the job, according to a new Canadian study. The same is not true for men. “Men and women react differently to workplace stress,” Peter Smith, lead author of the…

Wealthy Americans ‘less generous’ than middle-class Americans: study

Wealthy Americans are less generous than middle-class Americans, according to a study published in The Chronicle of Philanthropy. Of the 1,000 most-generous communities in the United States, only 9 are among the country’s wealthiest, according to the study. The most-generous communities were defined as those who gave the largest percentage…

Study: Risk of genetic abnormalities in babies rises as father’s age increases

Do older fathers doom their children to genetic disease? This is the question raised by a new study that says older men produce moregene mutations in the children they sire, boosting their risk ofschizophrenia and autism and possibly other diseases. A father’s age is by far the biggest factor determining the rate of…

Nearly half of Swedes think cancer is contagious

Nearly half of Swedes aged between 16 and 20 think cancer is a contagious disease, according to a study by a Swedish charity supporting young patients published Wednesday. Ung Cancer found that 44 percent of young people thought that leukaemia could be transmitted via contact with someone’s blood. “We didn’t think their knowledge would be…

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