In order to assist those who are paralyzed, researchers have been training monkeys to feed themselves with the use of a robotic arm. The monkey uses its brain to control sensors and let the arm know that it wants a marshmallow. The team say that one monkey has already achieved a 78% success rate. Head of the U. of Pittsburgh team, Andrew Schwartz, says that it won’t be long before the technology will be tested on humans, but it may be a several years before making it to the mainstream.
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