Age and Crime and Radical Life Extension

Crime peaks around age 17 or 18. Age and the Explanation of Crime, Revisited from the University of Arizona re-examines age and crime. They followed 1,300 serious juvenile offenders in Phoenix and Philadelphia over a seven-year period. They controlled for 40 different things that were changing over these seven years. The researchers were able to …

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Low-Power Chips to Model a Billion Neurons

IEEE Spectrum – A miniature, massively parallel computer, powered by a million ARM processors, could produce the best brain simulations yet. The average human brain packs a hundred billion or so neurons—connected by a quadrillion (10^15) constantly changing synapses—into a space the size of a cantaloupe. It consumes a paltry 20 watts, much less than …

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