'Cash for refrigerators' kick-starts appliance sales

Americans are lining up to snap up rebates for "cash for refrigerators" and "dollars for dishwashers," as part of a government program aimed at both economic stimulus and reduced emissions.

Using servers for home heating

For his Bachelor's degree in electrical engineering, Karim Ziadé assessed the feasibility of putting data centers into residential buildings for heating purposes.

'Smart' fridges stay cool by talking to each other

(PhysOrg.com) -- 'Smart' fridges that run on renewable electricity and are capable of negotiating the most energy efficient way to keep food cold have been developed by researchers from CSIRO’s Energy Transformed Flagship.

Efficient lightweight motors for electric vehicles

Large-scale implementation of electric mobility requires low-cost and flexible production of efficient electric drives. New lightweight construction concepts may reduce vehicle weight and, hence, energy consumption during ...

Green business from recycled dairy wastewater

An innovative new way of treating dairy wastewater and whey could cut water and energy consumption dramatically, saving the food industry millions of euros.

Estimating the environmental impact of Bitcoin mining

As an alternative to government-issued money, the cryptocurrency Bitcoin offers relative anonymity, no sales tax and freedom from bank and government interference. But some people argue that these benefits have an enormous ...

From Beijing to Paris, world to go dark for Earth Hour

Global landmarks from Sydney's Opera House to the Forbidden City, to the glittering Las Vegas Strip, will be plunged into darkness Saturday as activists bid to reinvigorate the climate change fight.

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