More than half of the global population lives in cities, and that number is projected to rise in the coming years. So how do we accommodate a growing urban population while keeping greenhouse gas emissions low? These innovative cities are leading charge by putting people first.
Batteries that could charge in a matter of minutes would make electric vehicles more appealing and convenient — but do we have what’s needed to power them? Researchers Solomon Brown and Rachel Lee break down the potential of ultrafast charging batteries.