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 ...

Energy & Green Tech

How to build a better wind farm

Location, location, location—when it comes to the placement of wind turbines, the old real estate adage applies, according to new research published in Proceedings of the National Academy of Sciences by Carnegie's Enrico ...

Consumer & Gadgets

Exercise-coach watch has self-charging battery system

(Tech Xplore)—Self-charging smart watches are undergoing a crowdfunding campaign on Kickstarter. They really do mean self-charging; they have come up with a kinetic self sustaining battery system, according to a promotional ...

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