Mihir Garimella is making drones that go where humans can't

Drones can enter dangerous environments where humans cannot. But what if a drone could stop disasters from happening in the first place?

This feature is part of Tomorrow's Hero, a series profiling young innovators transforming the world for a brighter future. Discover their stories here.A year later at his school orchestra, Garimella would get in trouble because he couldn't tune his violin. So he built a robot that listened to sound samples and tuned it for him.The 18-year-old from Pittsburgh, Pennsylvania is an ordinary teenage...