People Ask Her How The Heck She Invented This Tech By Age 18. Watch And See.

A couple of years ago, Eesha Khare was struggling with a problem familiar to many of us: a crappy cellphone battery. But unlike the rest of us, Eesha decided that — no biggie — she’d just develop a supercapacitor for a phone to fix her problem. Don’t be fooled, though — this young woman’s radical…