Scientists estimate that 20 percent of all the world’s energy is spent on light, especially on illuminating towns and cities. Even in a technologically advanced country like Denmark, many of the street lamps are antiquated and energy inefficient.

The new "L-CSC" supercomputer at the GSI Helmholtz Centre for Heavy Ion Research is ranked as the world's most energy-efficient supercomputer.

According to Lisa Rathke of the Associated Press, energy-saving program Efficiency Vermont has helped ski resorts all over the state make huge strides, with 2,300 new energy-efficient snowmaking guns replacing older wasteful ones.

Most people use more energy this time of year, compared to the rest of the year. There are some ways you can save cash by saving energy.

The United Nations Environment Programme (UNEP) has launched a new initiative to accelerate the transition to more efficient appliances and equipment to reduce global energy demand, mitigate climate change and improve access to energy.

The UN Environment Programme (UNEP), through its new initiative launched, has said that a shift from energy-efficient appliances would save the world 350 billion dollars annually in electricity bills.

A new carbon fibre far infrared heater, Technoheater, is now enabling large commercial buildings to save on their energy bills by using its distinctive properties.

Nineteen teams of students from the United States and Europe unveiled their designs for solar-powered, energy-efficient homes at the U.S. Department of Energy's (DOE) Solar Decathlon 2013, which began on October 3rd, 2013 in Irvine, California.

Scientists at Heliotrope Technologies, in conjunction with Lawrence Berkeley National Laboratory, have developed an inexpensive, energy-efficient glass composite.

Appearing at IFA, Panasonic has unveiled a brand new refrigerator which the company states is the first-ever A+++rated two-door refrigerator – making it the most energy-efficient two-door fridge, worldwide.

The appropriately-named Allies Farm in Essex UK was formerly the airbase and shelter at RAF Ridgewell, from where the US Air Force's 381st Bombardment Group flew B-17 Flying Fortresses on 296 bombing runs during World War II.

Last year, the Anantara Resort & Spa in Phan Thiet City, Binh Thuan Province won first prize at the Energy-Efficient Architecture Contest initiated by the Ministry of Construction and the second tropical building prize at the "Building Energy Efficiency East South Asia in 2012" contest.

As scheduled, the organizing committee of the “1st energy-efficient building design competition” organized by the Ministry of Construction would hold an award ceremony on March 23rd.

On March, 26 in Hanoi, the Department of Science, Technology and Environment under the Ministry of Construction and the Energy Conservation Center of Ho Chi Minh City (ECC HCMC) co-organized the award ceremony of "the first energy-efficient architecture" competition.

As you run through airport terminals this holiday season, don’t just fly by their energy-efficient features. Many airport terminals boast some of the country’s greatest advancements in energy efficiency.

In a ribbon-cutting ceremony today, the U.S. Commerce Department's National Institute of Standards and Technology (NIST) unveiled a new laboratory designed to demonstrate that a typical-looking suburban home for a family of four can generate as much energy as it uses in a year. Following an initial year-long experiment, the facility will be used to improve test methods for energy-efficient technologies and develop cost-effective design standards for energy-efficient

Experts are urging the Government to provide industry with tax breaks and access to credit to encourage the use of energy-efficient technologies.

Glassmaking in America has been in decline for at least a decade as manufacturers have moved production to China and other emerging economies. But can the green-buildings movement spark a revival?

Bic Camera Inc.'s Ikebukuro head office in Toshima Ward reported that sales of air conditioners since April have risen 30 percent over a year ago and those of electric fans posted fourfold to fivefold increases. Highly energy-efficient refrigerators are also in big demand.

A group of us from the NRDC teams in Beijing, San Francisco, and D.C. just visited Shanghai, China to discuss opportunities to collaborate on helping turn an old iron and steel alloy plant into a new "clean energy development zone." The site is one of 12 old industrial sites that China is planning to turn into clean energy development zones. NRDC's China Program will be working with this project to make it as energy-efficient as possible.