Monkeys, Smarter than the Average Bear … Control Robot Arms with Thoughts

Two Monkeys helping science in making inroads in brain-machine interface technology. The only problem, there should have been three. The technology is fascinating.

Two monkeys with tiny sensors in their brains have learned to control a mechanical arm with just their thoughts, using it to reach for and grab food and even to adjust for the size and stickiness of morsels when necessary, scientists reported on Wednesday.