Sandia National Laboratories is investing $8.5 million in four projects that are part of the Solar Energy Grid Integration Systems (SEGIS) program.

A new report from The Pew Charitable Trusts reveals that the federal government spent about $25 billion in the energy sector in 2009.

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

Experts argue that the downsized power sources can provide safe, efficient energy.

The U.S. Department of Energy awards $57 million to 33 small business projects.

Although refrigerators continue to grow in size and become more tricked out, new standards will also require them to be drastically more energy efficient.

The DOE has awarded $5 million for offshore wind energy facilities and renewable ocean energy projects.

The U.S. Department of Energy will guarantee a $1.45 billion loan for the Abengoa Solar Solana project in the Arizona desert.

Turbine sites in Delaware, Maryland, New Jersey and Virginia identified as prime parcels for projects.

Entrepreneurs are encouraged to participate in the America's Next Top Energy Innovator challenge, hosted by the Department of Energy.

The fourth round of ARPA-E funding totals $130 million for five different program areas.

Sixteen teams from colleges across the country spent three years building hybrids, plug-in hybrids and even hydrogen cars. This week in Washington, they met in

The U.S. Department of Energy will provide more than $11 million to support eight geothermal energy projects.

In a rare move, Republicans on a House panel vote to subpoena White House documents related to the failed solar power company.

A new analysis reveals that greenhouse gas emissions in 2010 surpassed even the worst-case scenario envisioned by scientists four years ago.

The U.S. energy secretary is the highest-ranking official yet to address Congress about federal aid to the bankrupt solar company.

President Obama's proposed budget may be a longshot in Congress, but it still offers a preview of what he hopes to accomplish if re-elected this fall.

App developers can enter to win up to $30,000.

Solyndra's 2011 bankruptcy cast a shadow over the U.S. solar power sector, but ongoing growth in the past year may indicate it was only a partial eclipse.

The MIT physicist is already steeped in Beltway politics, but his enthusiasm for nuclear power and natural gas worries some environmental advocates.

The third time's a charm for the resiliency-minded contender from New Jersey.

Meteorologists predict a mostly normal 2019 hurricane season, but that doesn't mean there's no danger.

6-year-old Jermaine Bell cashes in his Disney World Fund to buy hot dogs and water for hurricane evacuees.

Pearl Fryar has no horticultural training but his talent is apparent in the 300 sculptures at Pearl Fryar Topiary Garden in Bishopville, S.C.

From too much shade to drainage issues and HOA rules, a green lawn may be easier said than done. But it doesn't have to be.

Moss may seem insignificant, but there are so many unique traits that make this plant important to the ecosystem.

Newman’s Own gives all of its profits to charity, like the one giving people in Ghana and India reliable access to clean water.

The rhyme "leaves of three, let it be" could describe a lot of plants, so you have to know what to look for to identify poison ivy, poison oak and poison sumac.

You can create a haven for birds and other creatures by with native plants — and one very handy tool.

Gardener Donna Stumphf wanted to grow a few vegetables for the needy and ended up with more than 1.5 tons.

A documentary introduces world-renowned garden designer Ryan Gainey, who was a self-taught visionary who had a distinctive style — and complex relationships.

A new study has found that most plants are extremely sensitive to touch, and even a light touch can significantly stunt their growth.

In anticipation of Obama's visit to Canada, environmentalists circulate petition to stop 'dirty oil.'

Guest blogger Scott Badenoch tackles 'Obama's failure on mountaintop removal.'

Oil company provided tapes made by a drug trafficker in case against Ecuadorean peasants.

Contaminated sites being used to house wind farms, solar arrays and geothermal power plants.

Doctors are seeing up to 15 times as many chronic deformities in infants.

Each year, as many as 20 million people get sick from drinking contaminated water in the U.S.

Residents of a trailer park in Wyoming are fine with drinking bottled water, but the EPA says the park's owner should be doing more testing.

Moose lasagna, a hot seller at European stores operated by the world-dominating purveyor of flat-pack furnishings, is found to contain trace amounts of pork.

The winds and waves of Hurricane Sandy spilled enough sewage to match BP's oil spill more than 50 times over.

Dozens of sunken ships off U.S. coasts, such as the Jacob Luckenbach and USS Arizona, are leaking oil or could in the future.

QVC star and intimate apparel designer Kathleen Kirkwood wants to recycle your old 36Bs.

A fleeting ban on the ubiquitous landfill-clogger is overturned by a Manhattan judge.

North Carolina State University's new pizza box composting project raises the bar for college recycling programs.

What happens when railway station buildings are no longer used? Here are 10 being used for restaurants, museums, homes and more.

Bonnaroo's food waste program gets food to those who need it most and composts the rest.

Thousands of dollars and many hours go into floral arrangements. Why not repurpose them for nursing homes and hospitals?

We make interesting decisions when we choose what to recycle and what to throw in the trash.

An item you need may be for sale in your own neighborhood — at a price way less than retail.