Differences in national food security best explained by household income, not agriculture

One of the most comprehensive statistical analyses of drivers of food insecurity across 65 countries has concluded that household income consistently explains more discrepancy in food security than any other factor, including agricultural land resources and production. The Thayer School of Engineering at Dartmouth study, “Cross-national analysis of food security drivers: comparing results based on…

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How tangled proteins kill brain cells, promote Alzheimer’s, CTE

Look deep inside the brain of someone with Alzheimer’s disease, most forms of dementia or the concussion-related syndrome known as chronic traumatic encephalopathy (CTE) and you’ll find a common suspected culprit: stringy, hairball-like tangles of a protein called tau. Such conditions, collectively known as “tauopathies” strike scores of people across the globe, with Alzheimer’s alone…

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