Meet Baxter: Robot Cashiers Are on Their Way

Whether you knew it or not, robot cashiers are on the way and a new video suggests that we can be confident that they will be able to handle more precarious products like knives. A group of researchers at Cornell University is teaching a robot dubbed 'Baxter' how to properly and safely handle a variety of objects -- from egg cartons to sharp knives -- based on human feedback in a grocery-store scenario.

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