A “near-natural” prosthetic arm, that took eight years to develop and test, has been approved for mass production by the US Food and Drug Administration. The DEKA Arm System has been affectionately dubbed “The Luke,” after Star Wars’ Luke Skywalker who received a robotic replacement for the hand he lost in a fight with Darth Vader in the 1980 film “The Empire Strikes Back.” One of the... 

Breakthough: Wires are connected from the bionic arm to muscles in the chest. Most modern prosthetic limbs can be considered high tech. But Jesse Sullivan has a particularly clever prosthetic arm – it doesn’t work using a motor, but is controlled by his mind. Scientists have found a way to make the thought controlled limb by connecting the nerves from Mr Sullivan’s stump to muscles...