Energy & Green Tech

Down on the farm, UK energy crisis looms large

The tranquil landscape of flat farmland and small villages in the Essex countryside in southeast England seems a world away from Britain's escalating energy crisis.

Consumer & Gadgets

Now everyone can build battery-free electronic devices

Last year, computer engineers from Northwestern University and Delft University of Technology (TU Delft) introduced the world's first battery-free Game Boy, which harvests both solar energy and the user's kinetic energy from ...