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Smartphone displays smart enough to sense your spit. Seriously

A laser writes an invisible waveguide into a smartphone’s display glass. Optics Express Wondering if you have a cold? You may be able one day soon to spit on your smartphone to find out. Researchers at Polytechnique Montréal in Canada, collaborating with glass maker Corning, are getting closer to making that kind of feature a reality for mobile devices by …

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iPhone 6 alleged battery photos show greater capacity

iPhone 6 models imagined — compared with the actual iPhone 5S on the left. Ciccarese Design The iPhone 6 could sport a higher-capacity battery than the one found in the iPhone 5S — if photos leaked by French tech site Nowhereelse.fr are legit. Photos displayed by the French site reveal what is purportedly the battery for Apple’s rumored 4.7-inch-screened iPhone …

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