admin on February 4th, 2010

Legendary quantum physicist’s speculations about Westerns inspire discovery about reaction speed [Read more]

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admin on February 4th, 2010

Brain scans enable a patient in a vegetative state to answer yes or no questions [Read more]

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admin on February 4th, 2010

Plant cells use subatomic properties to perform photosynthesis [Read more]

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admin on February 4th, 2010

Astronomers think they’ve spotted the recent aftermath of a cosmic collision [Read more]

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Scientists have long pondered the seeming contradiction that taking broad-spectrum antibiotics over a long period of time can lead to severe secondary bacterial infections. Now researchers may have figured out why. They show that “good” bacteria in the gut keep the immune system primed to more effectively fight infection from invading pathogenic bacteria. Altering the [...]

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Until now, attention-deficit/hyperactivity disorder (ADHD) was related to alterations in the brain affecting attention and cognitive processes. Researchers in Spain have now discovered anomalies in the brain’s reward system related to the neural circuits of motivation and gratification. In children with ADHD, the degree of motivation when carrying out an activity is related to the [...]

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admin on February 4th, 2010

Genetic circuits control the activity of genes and thereby the function of cells and organisms. Scientists have shown how various genetic circuits in bacterial cells are influenced by growth conditions. According to their findings, even genes that are not regulated can display different activities — depending on whether they are translated into proteins in slow- [...]

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Metformin XR (extended release formulation) — a medication used to treat type 2 diabetes — appears to cause a small but significant decrease in body mass index (BMI) in non-diabetic obese adolescents when combined with a lifestyle intervention program, according to a report.

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admin on February 4th, 2010

Remote central locking is among the most convenient aspects of modern motoring. However, transmission of the radio signal that activates the system is not particularly secure, however. A new encryption technique increases security without draining the key’s battery.

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Exposure to severe stress early in life increases the risk of alcohol and drug addiction. Yet surprisingly, some adults sexually abused as children — and therefore at high risk for alcohol problems — carry gene variants that protect them from heavy drinking and its effects, according to researchers.

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