Apple refining AR and VR tech, including sensors to detect food freshness

Apple is refining technology for use in a head-mounted device like the rumored 'Apple Glass,' including infrared sensors that could be used to measure the freshness or calorie content of food.Credit: Magic LeapThat's according to a trio of Apple patent applications published by the U.S. Patent and Trademark Office Thursday. All three detail technology that could be used in an Apple VR or AR device, such as the rumored visor-like mixed-reality headset. Read more...