The Nature Conservancy teams with the Archdiocese of Washington to curb urban runoff at a 150-year old cemetery.

Benôit 'Ben' Lecomte hopes his attempt to swim across the Pacific will bring awareness to the plastic pollution creating 'an ocean in peril.'

The new exhibit for NASA's space shuttle Enterprise — opening in New York City Thursday, July 19 — starts off a bit like a spacewalk. Visitors to the Intrep

Amidst much fanfare, the new museum display featuring retired space shuttle Endeavour opened to the media and invited guests here on Oct. 30.

The test orbiter is the first of NASA's retired space shuttles to receive the distinction.

Three Chinese astronauts lifted off to spend 15 days in China's Tiangong 1 Module space station.

The Shenzhou 10, along with its three crewmembers, returned safely after 15 days of space travel.

The last of NASA's retired space planes is officially on display for the public to enjoy.

Here's a handy cheat sheet to help you keep the spacecraft straight.

A miniature space farm, robot legs, and microbes collected by cheerleaders are just a few of the odd passengers headed to the International Space Station.

Weather permitting, the cargo run will lift off from the Cape Canaveral Air Force Station in Florida at 3:25 p.m. EDT.

Summer solstice, the unofficial first day of summer, is the day with the most hours of daylight.

As it turns out, the Swedish retailer's rooftop power plants are also the biggest in several other states.

You might be familiar with floating wind turbines, but what about floating solar panels?

A new feature added to Project Sunroof, a free solar mapping tool from Google, makes keeping up with Joneses even easier.

China has now given a face to its aggressive renewable energy goals — and man, is that face adorable. (It's a panda.)

Eco-conscious Dutch poultry company Kipster wants to revolutionize the egg industry.

Heritage rail and clean tech collide in the Aussie beach town of Byron Bay with the introduction of a solar panel-topped vintage train.

District of Columbia lawmakers approve legislation that fast-tracks the city's bold clean energy goals.

When you can't harvest crops, why not harvest the sun?

The Brock Environmental Center's 'regenerative' design is key to its AIA recognition — it generates 80 percent more energy than it uses.

Just think of Indiana-based startup Try It Tiny as the Airbnb of tiny house-friendly land rentals.

Using satellite data and machine learning, researchers have mapped the movements of over 70,000 industrial fishing vessels.

The creators of the original Flow Hive are back with a new model.

You can reduce the amount of waste you create without much effort.

The retiring three-term Republican will leave behind many legacies, including a strong anti-environment record.

Ambitious, ill-prepared petroleum industry eyes the Gulf, the Arctic, the heartland.

Shipwrecks are a ticking time bomb of oil waiting for the sea to finish eating through their corroded tanks.

Two years after the BP oil spill, the Gulf is still suffering a historic dolphin die-off. Experts say oil is a likely culprit, but evidence remains elusive.

The predicted size of this year's dead zone in the Gulf of Mexico depends on whom you ask. One forecast model predicts an unusually small area of oxygen-deplete

The oil giant has pleaded guilty to 12 felony counts and will pay a record $4.5 billion fine. Three of its employees have also been charged with manslaughter.

The NOAA suspects the infectious morbillivirus is responsible for the unusually high number of dolphin strandings and deaths this month.

Five years after the 2010 BP oil spill, the endangered reptiles are one of several species still suffering from enigmatic declines.

Researchers hope these rhinos could serve as surrogate mothers, saving the northern white rhino subspecies.

If you’ve ever had a mom, been a mom, or known a mom, you’ll relate to this hysterical video by Anita Renfroe.

Don't forget grandma this Mother's Day. The older women in your family have lots to share if you take the time to listen.

Put down those flowers and jewelry. Here's what mom really wants this Mother's Day.

Photographer Elena Shumilova creates timeless images of childhood that touch people all around the world.

Massive twitter campaign invites @barackobama to visit Appalachia and see mountaintop removal first hand.

Despite claims that special interest groups don't have a place in the White House, some reports say that's not the case. Other reports simply don't exist.

A new EPA proposal attempts to limit toxic emissions of air pollutants from coal and oil-fired power plants.

Rhabdomyolysis is rare, but if your workouts cause extreme soreness or swelling, check with your doctor.

Residents noticed 95-year-old Harvey Djerf struggling on his daily walks, so they came up with a kind solution.

Schools are phasing out dodgeball and other sports in favor of exercises that get kids moving for a lifetime.

It’s time to ditch the word "senior" and all the ageist baggage that goes with it.

Defying stereotypes, teenager Vilde Westeng aims to be the best halling dancer.

Thomas Panek just became the first blind runner to complete the NYC Half Marathon with guide dogs.

Climatologist documents Greenland's warming conditions with a photo of sled dogs splashing in meltwater on top of sea ice.

This is what the skies over Beaumont, Texas, look like whenever one of the local refineries loses power.

Before clean air laws were passed in Pittsburgh, smoke left buildings in a nighttime shroud all day, yet air quality issues aren't really in the past.