Reporting in Nature, researchers write that two individuals, both paralyzed by stroke, made reach-and-grasp movements using a thought-controlled robotic arm. One participant was even able to a sip a drink by herself. Neuroengineer Dr. Leigh Hochberg discusses the paper and the ongoing trial.
Democrats and Republicans in Virginia are at odds over the value of investigating the state Senator Phil Puckett, who resigned last month to take a job at a state tobacco commission — and turned the Senate over to Republicans.
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