Download April 19, 2022: New colonial AI and aging clocks

This is today’s editiondownload,Our weekday newsletter that provides a daily dose of what’s going on in the tech world. South Africa’s private surveillance machine is fueling a digital apartheid The thriving mega-city of Johannesburg, once home to Nelson Mandela and Desmond Tutu, is now spawning a unique South African surveillance model. Over the past five […]

Aging clocks aim to predict how long you will live

Most aging clocks estimate a person’s biological age based on patterns of epigenetic markers, specifically chemical tags called methyl groups that are layered on DNA and affect how genes are expressed. The pattern of this methylation at thousands of sites in DNA appears to change as we age, although it’s not clear why. Some clocks […]

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