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Sleepiness affects pilots, train operators on job: poll

NEW YORK (Reuters) – Many people have fought the urge to fall asleep during a boring meeting or the mid-afternoon slump but the problem seems to be more prevalent among airline pilots and train operators. About a quarter of pilots and 23 percent of train operators questioned in a National…

Scientist makes violin strings from spider silk

A Japanese scientist said he has made violin strings out of spider silkand claims that — in the right hands — they produce a beautiful sound. Thousands of the tiny strands can be wound together to produce a strong but flexible string that is perfect for the instrument, saidShigeyoshi Osaki, professor of polymer…

Cuba to test new AIDS vaccine on humans

Cuba’s top biotech teams have successfully tested a new AIDS vaccine on mice, and are ready to soon begin human testing, a leading researcher told a biotechnology conference in Havana on Monday. “The new AIDS trial vaccine already was tested successfully (on mice) and now we are preparing a very small, tightly controlled phase…

Small dams, big impact on Mekong River fish: study

WASHINGTON — Plans to build hydropower dams along small branches of southeast Asia’s longest river could have a devastating impact on millions of people who rely on the world’s largest inland fishery, scientists said Monday. Plenty of attention has focused on plans to develop 11 big dams along the main…

On-screen boozing tied to kids’ binge drinking

NEW YORK (Reuters Health) – How much drinking kids and teens had seen in recent movies was linked to the chances they overdid it on alcohol themselves in a new study from six European countries. Researchers said that movies and television may make kids see drinking as mature and cool,…

Robotic surgeries costlier but safer: study

(Reuters) – Patients who have robot-assisted surgeries on their kidneys or prostate have shorter hospital stays and a lower risk of having a blood transfusion or dying — but the bill is significantly higher, a study found. The analysis, which appeared in the Journal of Urology, compared increasingly common robotic…

Taking vitamin E linked to osteoporosis

Japanese scientists say they have found a link between consumption of vitamin E and the degenerative bone condition osteoporosis, in a study likely to shed new light on the use of supplements. Researchers found that giving mice increased doses of the vitamin to a level similar to that found in…

Joint action on HIV and TB saved 900,000 lives: WHO

LONDON (Reuters) – An estimated 910,000 lives were saved worldwide over six years thanks to better collaboration between health services to protect people with the AIDS virus from tuberculosis, the World Health Organisation (WHO) said on Friday. The WHO said there had been a sharp rise in the numbers of…

Astrophysicist deGrasse Tyson schools former GM exec Lutz on climate change

Popular astrophysicist and director of the Hayden Planetarium at the American Museum of Natural History Neil deGrasse Tyson schooled former vice-chairman of General Motors Bob Lutz on the reality of climate change during Friday night's edition of Real Time with Bill Maher. …

Unnecessary cancer treatment in men on the rise

Men with low-risk tumors and a life-expectancy of less than 10 years — for instance, men in their 80s or 90s — are not candidates for so-called curative therapies like radiation or prostate surgery because there’s little evidence it would benefit them. Yet the proportion of men in that category…

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