Imagine explaining to your grandchildren that “back in my day,” people actually had to wait at least half an hour for their phones to be charged.

http://www.bbc.com/news/business-43285885

Imagine being able to charge your electric car in minutes rather than hours, or your smartphone in seconds.

That’s the enticing prospect being touted by researchers who reckon they’ve discovered a new material that could boost the performance of a carbon-based supercapacitor – sometimes called an ultracapacitor – a type of energy storage device that can be charged very quickly and offload its power very quickly, too.