Video: Danielle shows you how to celebrate Valentine's Day in an organic way.

Despite lawsuits, the DOE awards the all-electric auto manufacturer its first big government loan.

Follow the proceedings of the Clean Energy Summit via Twitter #NCES09.

Google announces breakthrough in mirror technology that could cut the costs of solar thermal power in half.

In the latest installment of the Faces of the Recovery Act video series, the U.S. Department of Energy showcases 1366 Technologies.

In his commencement speech at Washington University, Energy Secretary Chu encouraged graduates to "Do something that matters. Help save the world."

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

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 spent five hours Thursday rejecting accusations that politics influenced a 2009 loan to the California solar company.

Breaking from many in her party, Alaska's Lisa Murkowski says 'there is a role' for the federal loan program that financed the now-bankrupt solar firm.

The Department of Energy steps into pumpkin-carving territory with several energy-themed stencils for jack-o'-lanterns. You can choose from CFL bulb, solar arra

In his first week on the job, new U.S. Energy Secretary Ernest Moniz makes it clear he sees 'no ambiguity' about the scientific consensus on global warming.

The wild horses of the Outer Banks in North Carolina have been riding out storms for centuries.

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.

I didn't realize what a dead zone the lawn is until I lived in a meadow.

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

A soil scientist shares fun facts you never knew about soils, like how billions of organisms live in them and how many thousands of types there are.

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.

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

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

New report lauds companies like Tiffany and Sears that have banned dirty gold, but 4 out of 5 jewelry manufacturers still use it. The 'No Dirty Gold' campaign h

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.

A new study suggests there should be official rules on how often doctors clean these essential tools.

Millions of bottle deposits go unclaimed in the exceptionally tidy Danish capital each year.

See how much plastic you can keep out of landfills if you start recycling in the bathroom today!

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

Tons of textiles end up in landfills every year, and we need a solution.

The turtle survived, but a video of the ordeal demonstrates why recycling can be a matter of life and death.

It's a bird ... it's a plane ... if it's in New Orleans, it's just a Black Hawk helicopter airdropping old Christmas trees.

If you can't throw it in the curbside recycling bin, is it really 'easy?'

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?

Popular online shopping holiday produces billions of dollars in sales — and billions of boxes in the trash.

When you make room for the new, make sure you're responsible about disposing the old.

Apple's recycling robot Liam disassembles iPhones in 11 seconds to more efficiently combat electronic waste.

Robert Hulseman, the man who created the iconic cup, has died, but his impact lives on.

Kitchen 'waste' liquids like pickle juice and potato water can be reused to enhance culinary creations and a whole lot more.

When it comes to plastic especially, it seems like a no-brainer to at least pick up some of it when you’re out in nature.

There doesn't seem to be anywhere to recycle one-time-use polyester graduation gowns so maybe they shouldn't be an option.

Manufacturing and distribution of plastic shopping bags come with steep fines and serious jail time in the East African nation.

Kamikatsu, where recyclables are sorted into 45 specific categories, is an old pro at landfill diversion.

In drought areas, treated wastewater is added back to the potable water stream. It's safe, and one study says it even tastes better.

China will turn away 24 types of recyclable material imported from the U.S. and other countries due to concerns over contamination.

You may want to think twice before throwing your yogurt cup in the recycling bin.

The fast-food chain is switching to paper straws later this year.

Several months into China's ban on most waste imports, a new study paints a sobering yet optimistic view of how we need to handle our plastic.

A large portion of the clothing you donate ends up in the landfill. Here's why — and what you can do about it.

Some business groups oppose plastic straw bans because they see it as excessive regulation, but other groups have more practical issues with the bans.