From Dutch flower fields to Californian slopes, windmills are one of mankind's oldest ( loveliest) energy machines. Here are some windmill photos to celebrate.

Waves crash against wind turbines perched on a jetty in Boulogne-sur-mer, France.

In a rare interview, Santa reveals why he is sick of so much "stuff". He's donning a green suit and delivering clean energy as a gift instead.

Residents in the New York town of Denning rally against 'Taxi' actor Judd Hirsch's proposed wind turbine project.

Fairbanks will be the demo deployment site for BAT (Buoyant Altitude Turbine), an inflatable wind turbine floating 1,000 feet above the earth.

IKEA gusts into the U.S. wind energy sector with an investment in an Illinois farm capable of generating enough annual energy to power 70 stores.

The way snow dances around wind turbines is shedding light on the mysteries of how air turbulence behaves.

With new data published by the WWF, Scotland once again proves itself as the renewable energy-generating powerhouse of the United Kingdom.

What better place for the Swedish furniture emporium to acquire its biggest global clean energy investment than the Lone Star State?

In addition to buying energy from Altamont Pass wind farm, Google is financing upgrades that will save thousands of birds' lives.

The turbines will help to keep the lights on and the cash registers ringing on the Paris landmark's newly revamped first floor.

In a nation where transportation claims 20 percent of CO2 emissions, train travel will soon be a zero-emission affair.

A Pink Floyd soundtrack is not included with Studio Roosegaarde's newest environmental-themed light installation.

These noteworthy wind-driven mills and windmill groupings offer a historical glimpse back to when life relied on the strength of wind.

Here are 10 places with a reputation for bountiful breezes ... and, sometimes, winds that are a lot stronger than that.

At the heart of an ambitious clean energy project envisioned by the Dutch is a man-made island nine times the size of Disneyland.

The key to sparkling, streak-free window panes isn't chemicals, clean windows naturally with these tips.

Within a few years, most of the power for Chile's sprawling subway system will come from renewable energy.

The Sahara, one of the largest deserts in the world, could be transformed into a more hospitable place thanks to clean energy.

At the time of the Deepwater Horizon oil spill in the spring of 2010, computer models predicted that the 200 million gallons of crude oil pouring out of the gus

Everyone gets winded while climbing stairs, but sometimes it's a little more serious.

Oilman's plan still aims for energy independence, but now focuses on conversion of tractor-trailers to natural gas instead of giant Texas wind farm.

El Hierro, the smallest of the Canary Islands, is becoming energy self-sufficient by relying solely on wind turbines and hydroelectricity.

Who needs nature when you can have virtual reality windows that simulate any setting with the flick of an iPhone app?

Invention start-up Quirky and GE launch the Aros Smart Air Conditioner, a window unit with added brains and good looks.

Renewable energy doesn't just slow climate change, it saves water too — lots of it.

By creating mini-tornados using adjacent counter-spinning vertical turbines, WindHarvest International hope to revolutionize the productivity of wind power.

The new blade, which was designed by Marcio Loos, a post-doctoral researcher in the Department of Macromolecular Science and Engineering of Case Western Reserve

Korean scientists create energy-saving windows that reflect heat in the summer and absorb it during the winter.

Wind energy is often viewed as environmentally friendly. Still, even if wind turbines are situated so as to not inadvertently kill birds and bats, they may carr

Adding to data from current technologies, GPS radio signals could help to show a more comprehensive view of hurricanes' behaviors.

Microsoft is the latest in a long line of tech companies making a serious play in the renewable energy sector.

It would make sense for Microsoft to either cut Windows RT out of the picture or somehow merge it with Windows Phone.

Microsoft faces strong competition on both desktop and mobile fronts. What can the new CEO do to ensure the company's success?

Two environmental journalists call for the Environmental Protection Agency to become more open to the press and thus to the public.

Chanie Kirschner's house looks like one of those plastic-wrapped gifts. (Well, on the inside windows, anyway.)

4 new projects show the viability of storing captured wind energy underground. So why are we still investing in far more expensive carbon capture?

Perfect for blustery apartment balconies, the student-designed O-Wind Turbine is a national winner of the James Dyson Award.

The Danes are helping kick-start Colorado's green energy economy.

Offshore wind power poses no major environmental or socioeconomic risks for the U.S. Mid-Atlantic coast, a new Interior Department study reports.

The Chokecherry and Sierra Madre project could include up to 1,000 wind turbines, which would make it the largest wind farm in North America.

Video footage from our tour of an off-shore wind farm in Denmark.. will wind replace an aging fleet of coal plants?

Quayle Hodek is the 33-year-old founder and CEO of one of the leading companies in wind energy. Find out what he thinks the energy grid will look like in 50 yea

A new report hints at the growing economic clout of renewable energy.

A new study reveals how smooth, vertical surfaces can confuse a bat's echolocation abilities.

Transition to clean energy meant to provide a proof of concept to other island nations in the Caribbean.

New results from NASA's MAVEN spacecraft suggest that the Red Planet lost most of its carbon dioxide-dominated atmosphere to space about 3.7 billion years ago.

Examining the eyes is an easy way for doctors to have a look at blood vessels' health.

Matt Pember shares an excerpt from his new book that shows you how to make a miniature greenhouse using old windows.

The Department of Energy announced $5 million in funding for five wind energy projects.