The Minewater system pulls geothermal heat from flooded abandoned coal mines.

In North America alone, there is enough energy trapped beneath the Earth's surface to produce 10 times as much electricity as coal currently does.

A closer look at the Lone Star Geyser could help scientists predict volcanic eruptions.

Yellowstone National Park closed a popular road on July 10 after geothermal heat cooked the asphalt.

A cat's attraction to catnip has to do with a natural chemical compound in the plant called nepatalactone that also may help advance cancer research.

As long as there are humans, there will be cockroaches.

Virginia Tech researchers have deciphered and codified the honey bee language with remarkable precision.

Scientists close in on the genetic mechanisms used by mosquitoes to locate prey.

Mosquitoes are annoying, relentless and can pose a health risk for your family. Here are some effective ways to kill them and keep them away, the natural way.

Bus stops in the Dutch city of Utrecht now have gardens specifically to help the bee population.

We can learn a lot from dung beetles, including how to be better citizens of the planet.

A new study and videos show how flies are able to land upside-down on any surface by making lightning-fast adjustments.

An archaeologist dug through a publicity blitz to make an amazing find. A story of grave robbers. Ancient civilizations. Hidden treasure. Glowing skulls.

World Elephant Day, National Dog Day and Southern Hemisphere Hoodie-Hoo Day are just a few celebratory days to mark on your calendar.

Green moms from around the Web share their plans for celebrating Earth Day this year.

Your guide to the holiday's planet-centric programs.

The launch of Earth Day in 1970 raised suspicions in Washington, D.C.

We asked Carla Hall, Mayim Bialik, Andy Richter, Izabella Miko about their Earth Day plans.

For Earth Day, Easter or any seasonal meal, try this side dish made from seasonal vegetables and aromatic spices.

Did you know that 80 percent of the known terrestrial plant and animal species are found in forests?

From environmental tips to hanging out with monkeys, there's no shortage of Earth Day entertainment.

You wouldn't leave the shower on for 42 minutes, right? When you think about food waste that way, it's more tangible.

Leaders of countries and companies will be in Cancun for new climate talks this week. The business world looks poised to be heard and hopes governments will lis

Japan wants no part of Kyoto but what about the other goals of COP 16?

Sometimes the secret to getting a deal done is not worrying who gets the credit.

In "The Passage," a family recounts past adventures and explores the meaning of kinship on a grand Alaskan journey.

As a wall goes up dividing the U.S. and Mexico, a range of environmental concerns are surfacing. Conservation photographer Krista Schlyer documents the impact.

Yellowstone grizzly bears were removed from the U.S. endangered species list in 2017.

Scientists discover how entire ecosystems benefit from wolves keeping herbivores on edge.

Spending time in nature has proven health benefits, and creating a sit-spot habit will help you reap those positive rewards.

Use this quick checklist in order, and you'll soon master the process of identifying a bird species.

Turret spiders, the minuscule relatives of tarantulas, pack a powerful punch for any insect venturing close to the castle walls.

Listening to birds reveals a lot about what's happening around you, including what other wildlife is roaming nearby!

Sea otters hold hands so they don't float away during naps, and baby dolphins don't sleep at all for the first months of life.

Far from being gross, the slime of a banana slug is a marvel of nature.

The number is probably much, much lower than you think.

Sure, they happen every day, but there's so much to know about them, including that tides are just big waves.

These small horses were thought to be the only truly wild horse species left on the planet and have a fascinating history.

TV personality and radio host dedicates an entire segment of her MSNBC show to examining the nest of lies Glenn Beck used in recent statements about weather and

NASA has been mapping deteriorating glaciers in the Antarctic through the Operation IceBridge program over the world’s polar regions.

The prominent rift that opened up last in year in Antarctica's Pine Island Glacier has widened and filled with snow, according to NASA.

Scientists have gained insight into the cause of the global sea level rise with the discovery that warm ocean water is primarily melting the ice shelves.

Bigger surface melts in recent years are softening the interior of the ice like a stick of butter.

Researchers who have analyzed satellite images of the icy region suggest that the glaciers' acceleration may be cause for concern.

Antarctica is a land of ice. But dive below the West Antarctic Ice Sheet, and you'll find fire as well, in the form of subglacial volcanoes.

Greenland is famous for its massive glaciers, but the region was relatively free of ice until about 2.7 million years ago.

Scientists have found that a red-colored algae blooming on glaciers and ice reduces albedo and leads to more warmth on the already-melting ice.

Planning to surf in Malibu this summer? Hang ten at Zuma Beach -- then stop by Vital Zuman Organic Farm for delicious local produce.

Fresh, seasonal produce shouldn't cost a fortune.

Jenn Breckenridge of the Burn Clean blog recommends 3 fun, funky & functional gifts for Father's Day.