Energy

How to Heat Your House With a Cloud Computer Server

A German company is installing servers in homes and offices to recycle heat

This is how you build the world's first solar bike path.

A Bike Path Near Amsterdam Is Now Generating Solar Power

As cyclists ride above, solar panels embedded in the pathway pump energy into the power grid

One third of an airline's operating costs go to fuel.

Holy Smokes! Tobacco May Fuel Planes in the Future

The seeds from a new type of tobacco plant grown in South Africa release an oil that can be made into biofuel

The nonprofit SkyTruth enlisted more than 200 volunteers to scan aerial imagery and pinpoint the locations of fracking wastewater ponds in Pennsylvania.

Tracking Frackers From the Sky

Citizen scientists eyeing Pennsylvania's natural gas drillers in aerial images may help determine if there is a link between fracking and certain illnesses

Located on the Rhode River of the Chesapeake bay, the Smithsonian Environmental Research Center's new laboratory building emits 37 percent less CO2 and cuts energy costs by 42 percent.

A New Environmental Science Lab Now Walks the Walk, Cutting Its Overall Emissions by 37 Percent

With geothermal heating, on-site water reclamation and a host of other energy saving technologies, the Smithsonian's first LEED-Platinum building opens

Wind Power is Actually Cheaper Than Coal, Nuclear and Gas

Once you consider the downstream consequences, coal becomes a lot more expensive

The movement to dramatically reduce car traffic is picking up speed.

Helsinki Has a Plan to Get People to Stop Owning Cars

A system being developed in Finland would allow people to subscribe to all kinds of mobility options and pay for everything on their phones

The transparent solar concentrator material doesn’t block visible light, but turns light in other parts of the spectrum into electricity.

This Clear Plastic Material Harvests Solar Energy Without You Even Knowing It's There

Researchers are developing transparent solar collectors that let sunlight in, while turning ultraviolet and near-infrared light into electricity

An artist renders the proposed master plan of Masdar City.

Building the World's First Carbon-Neutral City

Masdar City, near Abu Dhabi, boasts green buildings, a fleet of electric cars and massive solar arrays. But will the experiment work?

With ambient-light and motion sensors onboard, the Alba bulb will know when it should turn on—and just how bright it should be.

This Smart Lightbulb Adjusts To You

Armed with motion and ambient light sensors, Stack's Alba bulb learns and follows your patterns

The power of science fiction comes from the license to dream.

What Idea From Science Fiction Would You Most Like To See Become Reality?

Astronomers, writers and an astronaut weigh in with some interesting answers

Scientists hope to make the process of producing engine-ready propane from E. coli bacteria commercially viable in 5 to 10 years.

Researchers Trick E. Coli Into Making Propane

European researchers have taken an important first step toward renewable propane, powered by the sun

People take pictures of water gushing from the reservoir of China’s Three Gorges Dam, the largest hydropower station in the world.

Seven Unexpected Ways We Can Get Energy From Water

It’s not all about giant dams—H2O is a surprisingly common and versatile tool for meeting the world’s energy needs

The Glines Canyon Dam on the Elwha River, shown here in 2012

Dams Removed On Washington State River

The removal of dams on the Elwha river is the largest dam removal to take place

Photovoltaic solar panels and wind turbines, San Gorgonio Pass Wind Farm, Palm Springs, California, USA.

In the U.S., Solar Energy Has More Than Doubled Since Last Year

Solar voltaic energy is a small, but growing, piece of the American energy pie

What's Replacing Coal In Europe? Imported Wood

In trying to meet renewable goals, Europe is relying on wood from forests in the Southern United States

Demand for Renewable Energy Is Real

But the industry still has a few hitches to work out—like solar panels burning birds

The tattoo biosensor (enlarged to show detail)

Using Sweat To Power Devices Isn’t Far Off

An intense workout at the gym could one day not only recharge your batteries, but your phone's too

South Korean researchers have come up with a one-step process for turning cigarette filters into a material that can be used to store energy in supercapacitors.

Cigarette Butts Could Help Power Future Devices

South Korean researchers have found a simple way to turn toxic trash into high-performance supercapacitors

Google hosts its fourth-annual science fair. Shown here, the 2013 winners.

Google Thinks These 18 Teenagers Will Change the World

The global finalists of this year’s Google Science Fair take on cyberbullying countermeasures, tar sands cleanup and wearable tech

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