A group of scientists have converted used-cigarette butts into a high-performing material that could be integrated into computers, handheld devices, electrical vehicles and wind turbines to store energy.

Your kitchen is probably full of appliances, eating up electricity. Here are our top tips to help you save energy in the kitchen.

1 July 2014 The Department of Alternative Energy Development and Efficiency (DEDE) held an "Energy Conservation in Housing Award" ceremony to urge real estate entrepreneurs to work harder at saving energy.

Ben Franklin said, “A penny saved is a penny earned.” Adjusted for inflation we might say that a hundred dollars saved is a hundred dollars earned. Actually it’s more than that; when you earn $100 you pay income tax on it, but when you save $100 you keep the whole Benjamin!

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.

Net energy analysis provides a quantitative way to compare the amount of energy a technology produces over its lifetime with the energy required to build and maintain it.

Germany continues to surge ahead in the use of renewable energy with the latest statistics showing the amount used in gross domestic consumption is heading towards 30 per cent.

A student accommodation firm is to spend £21 million to install energy-saving lighting in 120 properties across the UK. Unite Students has teamed up with electronics company Philips, which will upgrade the lighting in 23 town and cities in the next two years.

The use of recycling in the manufacturing processes of materials such as iron, steel and aluminium has been “a main driver” of improvements in energy efficiency within the industry.

Brussels has proposed that European countries should increase their overall energy efficiency by 30% by 2013.

The Energy Department announced up to $6 million in funding to deploy and demonstrate four emerging energy-saving technologies in commercial buildings across the country.

Half the fun of a holiday is leaving behind the niggling worries that get in the way of everyday life, so the last thing you want to be thinking about as you sip cocktails from a sun lounger is whether or not you should have turned the heating off before you left home.

A new ranking has lauded Germany for its energy efficiency, while condemning the United States for lagging near the bottom.

Spinach gave Popeye super strength, but it also holds the promise of a different power for a group of scientists: the ability to convert sunlight into a clean, efficient alternative fuel.

Once built, this floating sculpture covered with solar cells will produce clean energy for Denmark’s capital city.

British Gas’s smart meters comprise one electricity meter, one gas smart meter, a communications hub and a smart energy monitor. They all work together wirelessly to relay your energy usage back and present that information in an easy-to-understand package. British Gas will even set it all up for you.

The roll-out of energy saving LED lights to dozens of NCP car parks is in full throttle, with 50,000 LEDs in place so far, it was announced today.

Seven years ago, President Bush signed a law that raised the standards for lightbulbs so they use less energy. The Energy Independence and Security Act of 2007 received broad support from both parties in Congress.

Over the past few years, the idea of an Energy Union was informally mentioned already several times. But now, in this new strategic agenda, the Energy Union has been introduced for the first time in an official European document, and has been accepted by an official European institution.

The Ministry of Construction said five localities including Hanoi, Hai Phong, Da Nang, Ho Chi Minh City (HCMC) and Can Tho would pilot using energy efficient and energy-saving construction materials in construction works.