Nature Neuroscience

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Brain Links Sex, Violence

Scientists finds cluster of brain cells in mice

(Newser) - The same section of the brain may process both sexual and violent urges, a new study suggests. In experiments on mice, scientists discovered a tiny cluster of cells in the hypothalamus that flared to life both while the mice were fighting and while they were having sex, Scientific American explains.... More »

Researchers Discover Why Pot Makes You Forget

Scientists identify pathway for cognitive impairment under the effects of cannabis

(Newser) - Scientists have found the area in the mouse brain that marijuana acts upon to cause forgetfulness, AFP reports. Researchers in Barcelona used two groups of mice, each engineered to be missing one of the two concentrations of receptor neurons for cannabis (CB1) in the hippocampus, an area of the brain... More »

Brains Hard-Wired to Swing Left or Right

Liberals deal with ambiguity better; conservatives are single-minded

(Newser) - The brains of conservatives and liberals function in fundamentally different ways—with liberals more capable of accepting ambiguity and conflict, and conservative better able to pursue a single-minded course. That's the conclusion of  a new study on the neurobiology of politics, published in the journal Nature Neuroscience. More »

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