When you think about hands-free devices, you likely picture using Alexa or asking Siri to make a phone call in your car. How about using your mouth to communicate w/other devices like a computer remotely? MIT CSAIL & Aarhus University researchers have engineered "MouthIO," a dental brace that you can fabricate w/sensors & feedback components to capture in-mouth interactions & data. This interactive mouthpiece presents new possibilities in health data collection, assistive technology, & hands-fre