Although it’s not currently available in the iOS 5 developer beta, a new leak at 9to5Mac has indicated a curious voice control feature called Assistant could be making its way into the mysterious iPhone 5 when it launches. More

An anonymous reader writes “Researchers at Northeastern University have modified an iPhone to take readings from a special fluorescing nanoparticle tattoo ink, which can then measure sodium and gloucose levels in the blood.”

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iPhones Can Read Tattoo Ink For Medical Info