Eggs can be good for three to five weeks after their expiration date. Cereal can last a year longer. Toothpaste? Almost to infinity and beyond, say food safety experts. A new study estimates U.S. consumers unnecessarily discard billions of dollars of food a year.

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myshadows writes “Tech Review has an interesting article on how Tokyo Metropolitan University researchers have been able to give a sensory addition to gaming peripherals — namely, temperature. ‘As the range of interactions with digital environments expands, it’s logical to ask what’s next: Smell-o-vision has been on the horizon for something like 50 years, but there’s a dark horse stalking this race: thermoelectrics. Based on the Peltier effect, (more…)