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Thermoelectric generators probably won’t eliminate the charger for your Apple Watch, but for smaller, screenless wearables, the heat constantly escaping from your skin could fundamentally change how we power our devices.
A Pew Research Center survey found that for the first time more Americans support than oppose all-day cellphone bans in schools.
To settle lingering health fears, scientists blasted human skin cells with intense 5G signals to see if the radiation does any damage.
