News tagged with energy sources

EU on track for climate targets

The European Union is on track to meet its 2020 targets for reducing carbon emissions and switching to cleaner energy sources, its environmental watchdog said on Wednesday.

Oct 09, 2013
4.2 / 5 (5) 0

Harvesting vibrations to power microsensors

Battery replacement may soon be a thing of the past. Researchers from A*STAR's Institute of Microelectronics (IME) are tapping into low frequency vibrations, the most abundant and ubiquitous energy source in the surroundings, ...

Feb 06, 2014
5 / 5 (4) 1 | with audio podcast

Experiment makes energy savings a game

Let's face it: We're energy hogs. We want more light, we flip a switch. If we're hot, we crank up the AC, without a second thought on the power grid strain. It's what economists call inelastic demand – the resource is widely ...

Sep 10, 2014
5 / 5 (4) 0

Spanish solar energy: A model for the future?

There is no free fuel. Whether you drill for and refine oil, or manufacture and maintain a panel to collect solar energy and convert it into electricity, it takes energy to make energy. In Spain's Photovoltaic Revolution: Th ...

Mar 04, 2013
4.8 / 5 (4) 0

High-mileage hybrids have huge payoff

Modern electric hybrid vehicles have been sold in the United States for more than a decade. Honda's two-door Insight hit the U.S. market in 1999, and Toyota marketed its first hybrid four-door sedan, the Prius, in 2000. Many ...

Jun 20, 2013
2.6 / 5 (7) 0