Energy Efficiency

Energy Efficiency news, analysis, research, how-to, opinion, and video.

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Electricity prices throughout the U.S.

Rooftop Solar Electricity on Pace to Beat Coal, Oil

Rooftop solar power will reach grid parity in all 50 U.S. states in 2016, setting the scene for a dramatic increase in the uptake of household and commercial rooftop solar systems.

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iPad App Helps Energy Company Prevent Power Outages

LG&E and KU Energy uses helicopters to get a birds-eye view of damages and potential problems that could bring down power. The challenge came when the pilots tried to document and relay the info inflight.

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3 Power-Sipping Monitors Lower Energy Bills

Today's displays must be bright, fast -- and able to use electricity intelligently. We test three 27-in. power-saving monitors to find out how they perform.

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Gamification Helps Utility Companies Change Customer Behavior

ComEd, National Grid and other utilities use analytics to get consumers to compete with neighbors and encourage whole towns to conserve -- and earn rewards.

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IBM’s Solar Concentrator Can Produce Energy, Clean Water and AC

IBM Research and Swiss-based Airlight Energy have created a solar concentrator that looks like a giant sunflower and can produce 20kW of power per day, along with clean water and hot or cool air.

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Tesla Chooses Nevada for its $5B Gigafactory

Several reports and a tweet by Nevada’s governor have pegged that state as the new site for Tesla’s massive $5 billion battery factory.

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Verizon to Become Solar-Power Leader in the U.S. Telecom Industry

Verizon this year is doubling the amount of sustainable energy by investing an additional $40 million in solar power plants in five states.

How Tesla Will Help Bring Renewable Energy to Your Business or Home

Tesla Motors and other manufacturers have set their sites on achieving lower lithium-ion battery costs through economies of scale, which should enable power storage systems for solar energy.

Solar Power War Between U.S. and Asia Escalates

On the positive side, with the influx of cheap solar cells, the U.S. will be able to achieve its six-gigawatt installation goal this year

Stanford Researchers Show Off Blueprint for Self-Healing Lithium Battery

Carbon nanospheres protect lithium anodes.

13 Things to Do with the Sun Besides Getting a Tan

How Technology is bringing out the best and the oh-so utterly worst in Solar Innovation.

SolarCity Plans World's Largest Solar Panel Plant in Upstate N.Y.

SolarCity, headed by Elon Musk of Tesla fame, plans to build one of the world's largest solar panel production plants on 88 acres in upstate New York.

EPA Urges Efficiency, Many Data Centers Still Far From it

The White House plan to cut carbon dioxide pollution by 30% seeks to meet its goals, in part, through efficiency improvements. This could put further pressure on data centers to improve efficiency, many of which are powering servers...

Solar Power to Provide HP's HQ with 20% of its Electricity

A new solar power project will provide HP's Palo Alto headquarters with 20% of its power and save it $1 million over the next 20 years.

Austin Energy Pens Pact for Texas' Largest Solar Power Plant

Austin Energy, one of the largest city-owned utilities in the U.S., has penned a contract with a San Francisco firm to build the largest solar power plant in the state of Texas.

Power and Cooling in the Age of the 'Hyperscale' Data Center

With Intelligent Foundation, Emerson Power claims it delivers a more efficient, reliable, scalable and secure data center.

Government CIOs Face Data Center Consolidation Challenges

Federal CIOs face pressure to consolidate their agencies' data center infrastructure. Those challenges go beyond IT, and experts advise CIOs to develop strategic plans so that consolidation improves application delivery and supports...

IT Leaders Pursue Data Center Innovation to Beat the Heat

New recommendations for ideal data center temperature and humidity ranges are leading companies building data centers to pursue a variety of cooling and efficiency strategies.

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