New research suggests it will take millions of years for extinct species to return to Earth.

It may be time to retire the groundhog and start tracking Arctic sea ice for a better prediction of late-winter weather.

A new study explores the implications of a Greenland that's actually green.

By foraging in your backyard, you can turn a crop of cheerful but maligned dandelions into a tasty, traditional French soup.

Earth's atmosphere hasn't had this much CO2 in human history, and possibly not since the Pliocene Epoch about 3 million years ago.

Organizers of Food Day are trying to create an Earth Day-like yearly event to push for healthy, affordable food produced in a sustainable, humane way.

Vodka, the top-selling spirit in the nation, is one of the first to go green.

We've got lots of choices for eco-friendly wine, beer and spirits this holiday season.

The 'Icelandic Model' may be the country's best export.

When Environmental Protection Agency Administrator Lisa P. Jackson appeared on The Daily Show, host Jon Stewart couldn’t resist asking.

Through a pioneering waste-to-energy scheme, the spoiled stock at a Sainsbury's superstore will be used to keep the lights on.

After two years of fighting for permission to build along the city's waterfront, Lucas says he's pivoting back to California.

Outside of the kitchen, garlic has many potential health, beauty and agricultural benefits.

2012 saw the highest rate of alternative, renewable energy sources in the United States.

Looking to simplify your life, save some money, boost your health and help the planet? Then these grandma-tested customs are for you.

Did Japan hit the rare earth elements jackpot? Scientists have found undersea mud off the coast that could be packed with elements like yttrium, cerium and pras

The Silicon Valley tech startup and the lodging platform partner to help make vacationing in a stranger's condo a more energy-efficient affair.

Advanced refrigeration system, nearly a mile long, is meant to keep contaminated water from the damaged nuclear plant from escaping into the sea.

Space shuttle Endeavour, now a permanent resident of the state of California, has traded its winged chariot for a set of custom wheels.

The annual Bonnaroo Music Festival in Tennessee is the first to install a permanent solar installation to reduce its environmental footprint.

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

These 3 changes in your paper towel, zipper bag and plastic bag habits will get you started on your way to using fewer of these products.

Flahavan's Irish Oats courts millennials with stories and unconventional recipes.

More than 12 miles of Louisiana coast have been closed to fishing following the discovery of tar balls and other toxins.

The energy-services giant will plead guilty to destroying evidence after the 2010 Deepwater Horizon oil spill, according to the U.S. Justice Department.

A study in the Lancet looked at over-60 walkers, and those who worked on a busy London street didn't fare as well as the park walkers.

From your heart to your head, here's why you should lace up your sneakers and walk.

China's most polluted cities have made strides in reducing air pollution, but there's still work to be done.

Ohio’s first legal moonshine distillery makes its home in a town with a fascinating bootlegging past.

From paws and hooves to claws and talons, a variety of animal feet walk upon the Earth. Can you recognize the animal based on its foot alone?

Take the tail end of a hint and see if you know the answer!

Sure herbs and spices taste wonderful, but do you know what benefits they provide to your body?

Sustainability played a key role at this year's CES with both the CEA and Bosch donating materials and funds to Habitat for Humanity green building efforts.

Websites that end with .organic will go through a verification process before they can go live.

Vitamin D is the only vitamin humans can acquire without food. Researchers are learning more about its vital benefits.

McDonald's adopts the Marine Stewardship Council’s blue ecolabel for its Filet-O-Fish. Will high demand for the sandwich create an overfishing problem?

Wild finches in the Galapagos made famous by Charles Darwin 'self-fumigate' their nests using human-made pesticides.

Swans and cygnets along the river Thames are rounded up, counted and examined in an annual, historic swan-upping ceremony every July.

In the latest Python Challenge, researchers bagged over 2,000 pounds of the problematic snakes and discovered some of the species' secrets.

Following a 3-week stint, the very big bunnies will hop to other cities.

It would be the first heavier-than-air craft flown on another planet.

NASA unveils new spacesuit for the first woman and next man to wear on the moon in 2024 and eventually Mars.

From what you eat to where you eat it, here's how to help the planet on your lunch break.

Cholesterol-lowing drugs called statins have been shown to increase the risk of diabetes in some people, but this potential harm is outweighed by the benefits o

Researchers in Sweden found that children who skipped breakfast regularly had a significant increase in symptoms of metabolic syndrome as adults.

Sweet and flavorful, Rooibos is a caffeine-free tea with lots of health benefits. Here are just a few according to recent studies.

Turns out a Granny Smith apple a day may help you drop pounds as well as fight disease, according to research.

World Wildlife Fund, the Red Cross and UNICEF are among the first users of the new "Donate Now" button.

Video: Chuck Leavell, keyboardist for The Rolling Stones and cofounder of MNN, sits down with the Indigo Girls to chat about the complexities of touring with bi

In addition to studying leaves and flowers to recognize trees, you can also look at tree bark characteristics.