bilimselkonular science
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Small amounts of oil leave a fluorescent sheen on polluted water. Oil sheen is hard to remove, even when the water is aerated with ozone or filtered through sand. Now, a University of Utah engineer has developed an inexpensive new method to remove oil sheen by repeatedly pressurizing and depressurizing ozone gas, creating microscopic bubbles [...]
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Researchers in MIT`s Department of Civil and Environmental Engineering believe they have pinpointed a pathway by which arsenic may be contaminating the drinking water in Bangladesh, a phenomenon that has puzzled scientists, world health agencies and the Bangladeshi government for nearly 30 years. The research suggests that human alteration to the landscape, the construction of [...]
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Carbon is usually typecast as a villain in terms of the environment but researchers at the University of Warwick have devised a novel way to miniaturise a technology that will make carbon a key material in some extremely green heating products for our homes and in air conditioning equipment for our cars.
Most domestic heating and [...]
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The vast majority of school-aged children can focus on the voice of a teacher amid the cacophony of the typical classroom thanks to a brain that automatically focuses on relevant, predictable and repeating auditory information, according to new research from Northwestern University.
But for children with developmental dyslexia, the teacher`s voice may get lost in the [...]
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A new image from NASA`s Mars Reconnaissance Orbiter shows channels to the southeast of Hale crater on southern Mars. Taken by the orbiter`s High Resolution Imaging Science Experiment (HiRISE) camera, this view covers an area about 3 kilometers (2 miles) wide.
Channels associated with impact craters were once thought to be quite rare. Scientists proposed a [...]
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By taking advantage of the vagaries of the natural world, Duke University engineers have developed a novel approach that they believe can more efficiently harvest electricity from the motions of everyday life.
Energy harvesting is the process of converting one form of energy, such as motion, into another form of energy, in this case electricity. Strategies [...]
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Physician bias might be the reason why African Americans are not receiving kidney/pancreas transplants at the same rate as similar patients in other racial groups. Dr. Keith Melancon, director of kidney and pancreas transplantation at Georgetown University Hospital and associate professor of surgery at Georgetown University Medical Center, and colleagues explore this phenomenon in the [...]
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Middle-aged women with high levels of a specific amino acid in their blood are twice as likely to suffer from Alzheimer`s many years later, reveals a thesis from the Sahlgrenska Academy at the University of Gothenburg, Sweden. This discovery this could lead to a new and simple way of determining who is at risk long [...]
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Cyber criminals are using fake messages claiming to be from the Federal Deposit Insurance Corporation (FDIC) to deliver a virus capable of stealing unsuspecting victims` bank passwords and other sensitive personal information, says Gary Warner, the director of research in computer forensics at the University of Alabama at Birmingham (UAB).
Warner says the spam is being [...]
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People who become ill from harmless smells are not being silly, says Dutch researcher Patricia Bulsing. Rather, they perceive these smells differently than other people. The smell is detected more rapidly by the brain and processed more deeply. If you expect to become ill from a smell, then the smell in question might really make [...]
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