Developers at Winnow Vision may have figured out a preventive solution for food waste. The second generation of their smart trash can, currently operating in all of IKEA’s UK and Ireland locations, uses AI to photograph, identify and assign a cost to the food that’s tossed. Annual food waste costs about $1.2 trillion, but if the trash can is able to identify trends in consumption then food suppliers and restaurants will be able to subsequently change their habits—and reduce waste. The system’s already helped IKEA reduce their food waste by 50%. Learn more at Reuters.