efficiency

Wood-burning stoves aren’t known for being particularly efficient, and their smoke not only contains high carbon emissions but causes health risks to those who inhale it. A portable design from…

If there’s something solar energy as a technology needs, then it’s better and cheaper solar cells. And now Sharp has apparently made a step forward regarding the first factor: the…

A few TV manufacturers and broadcasters have joined forces to develop 10 minutes of boredom as a standard way of measuring energy use. Apparently energy consumption varies based on the…