LED bulbs hit 100 watts as federal ban looms

Two leading makers of lighting products are showcasing LED bulbs that are bright enough to replace energy-guzzling 100-watt light bulbs set to disappear from stores in January.

Best for batteries: Not too hot, not too cold

(PhysOrg.com) -- Thermal management is crucial in the development of new car batteries; NREL's Large-Volume Calorimeter helps prepare for a surge in electric vehicles.

US ranks 17 as clean tech producer, China is No. 2

Denmark earns the biggest share of its national revenue from producing windmills and other clean technologies, the United States is rapidly expanding its clean-tech sector, but no country can match China's pace of growth, ...

How to turn blueprints green

(PhysOrg.com) -- Even in today's increasingly energy-conscious world, it's rare for the subject of energy efficiency to be addressed in the early stages of designing a new building, whether it's a single-family home or a ...

Solar power coming to a store near you

(AP) -- Solar technology is going where it has never gone before: onto the shelves at retail stores where do-it-yourselfers can now plunk a panel into a shopping cart and bring it home to install.

Lights out for old 100-watt bulbs in EU next week

Old-style 100-watt light bulbs will be banned in Europe's shops from next week in favour of new energy-saving models, but consumers groups on Wednesday gave the move a guarded welcome.

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