Technology for the next generation

Luminescent materials are increasingly starring in many aspects of our daily lives. They can be found in traffic lights, computer screens, smartphones and tablets, Euro banknotes, medical devices, and films for X-rays and ...

Scientists track your carbon footprint, step by step

If you're driving your SUV to the farmers market to buy local asparagus and thinking you're making a difference for the planet, - not so fast. You're focused on a detail and ignoring the gas-hogging elephant in the room.

Huge old home of US envoy to Belgium goes green

(AP) -- Enormous 18th-century houses aren't known as the most energy-efficient buildings in the world. But now the 230-year-old residence of the U.S. ambassador to Belgium has gone green, thanks in large measure to donations ...

The 22.8-year switch: GE's Energy Smart LED

As the common household incandescent bulb marches towards extinction (they'll be completely phased out in the U.S. by 2014), the "battle of the bulb" heats up with CFLs, LEDs, and a new long-lasting contender, the ESL bulb, ...

Energy saving lamp is eco-winner

In a new study, EMPA researchers have investigated the ecobalances of various household light sources. In doing so not only did they take into account energy consumption, but also the manufacture and disposal processes. They ...

Magnetic power offers energy-saving alternative

The Office of Naval Research has designed a system that controls electrical flow for lighting, a highly efficient platform that may spark a new era of power savings.

Lightbulbs: The more efficient they get, the more light we use

This is a cautionary tale about a few porch lights. Once upon a time, porch lights had incandescent bulbs. Eventually, many residents subbed them out with those swirly compact fluorescent bulbs, which use a quarter of the ...

LED light bulbs yield big savings in energy

One way the United States could slash its electricity use, dependence on fossil fuels and emissions of heat-trapping gases is really quite simple: better light bulbs.

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