The earbuds of the future will let you control your phone with just the look on your face

You can do just about anything with your smartphone—if you've got a free hand or two, of course. 

Sure, there've been great strides in accessibility features for those who can't control their phones by swiping around the touchscreen interface, like built-in AI assistants like Siri or Bixby and other hands-free control options—but they depend on voice commands.    

A project led by German PhD student Denys Matthies looks to give us even more hands-free control over our phones with new hardware that could send out your favorite 😬  emoji just by flashing a quick smile IRL. The tech, currently being tested in prototype form, is built into something you're probably already used to wearing for much of the day: earbuds.  Read more...