ScienceDaily: Most Popular News

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• Are you genetically predisposed to antisocial behaviour?
• Controversial nitrite hypothesis confirmed
• Water’s role in the rise and fall of the Roman Empire
• Gut microbiota and Parkinson’s disease: Connection made

Are you genetically predisposed to antisocial behaviour? Posted: 12 Dec 2014 09:24 AM PST Both positive and negative experiences influence how genetic variants affect the brain and thereby behavior, according to a new study. "Evidence is accumulating to show that the effects of variants of many genes that are common in the population depend on environmental factors. Further, these genetic variants affect each other," explained one researcher.

Controversial nitrite hypothesis confirmed Posted: 12 Dec 2014 05:51 AM PST Understanding how nitrite can improve conditions such as hypertension, heart attack and stroke has been the object of worldwide research studies. New research has potentially moved the science one step closer to this goal.

Water’s role in the rise and fall of the Roman Empire Posted: 11 Dec 2014 06:06 AM PST Smart agricultural practices and an extensive grain-trade network enabled the Romans to thrive in the water-limited environment of the Mediterranean, a new study shows. But the stable food supply brought about by these measures promoted population growth and urbanization, pushing the Empire closer to the limits of its food resources.

Gut microbiota and Parkinson’s disease: Connection made Posted: 11 Dec 2014 05:11 AM PST Parkinson's disease sufferers have a different microbiota in their intestines than their healthy counterparts, according to a study.  Researchers are now trying to determine what the connection between intestinal microbes and Parkinson's disease is.

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