Would you hop (no diving allowed!) into a chlorine-free urban swimming hole that's open to the public?

Just imagine floating high above the city in a clear-bottomed swimming pool. Or not.

Urn-believable you say? Columbia University's DeathLAB will soon find out.

Migrating insects are usually overshadowed by birds. But a new study reveals how impressive — and important — their travels can be.

With help from Kickstarter, the campaign to revive an expansive network of long-forgotten 1930s-era cycleways in the U.K. begins.

Environmental artist Christo works his inimitable magic with 7,501 oil barrels in a new project at Hyde Park titled ' The London Mastaba.'

Environmental group 10:10 Climate Action sees untapped potential in waste heat extracted from waterways buried beneath the British capital.

If you’re concerned about the health effects of regular deodorants, here are some natural homemade deodorant options.

This homemade facial scrub with pineapple and sugar is an anti-inflammatory beauty option with anti-aging properties.

Devil’s Den Spring in Florida is a premier diving spot hidden inside a sunken cavern.

Lost to a violent volcanic eruption in 1886, the remains of the Pink and White Terraces may have been located again.

Kazakhstan's Altyn Emel, a newly named UNESCO Biosphere Reserve, home to deserts, forests and floodplains — and a giant sand dune that sings.

The new time-lapse film features a tornado birth, lightning bursts and a rare 'fluid sunset,' all in 4K resolution.

Parts of Niagara Falls appear frozen, creating a stunning wintry landscape.

The winners of the Nature Conservancy's photo contest celebrate the natural world in all its splendor.

Find juicy fair trade pineapples at your local Whole Foods store -- and enter to win a trip to Costa Rica.

Here's how to keep up your momentum when you've just about had it with weeding.

The Prius-driving, organic chicken-buying crowd give us something to snicker about in the Whole Foods Parking Lot.

What started off as a recall of one version of Trader Joe’s peanut butter has spread to other brands of peanut butter, other nut butters and tahini.

The apple is one of Earth's most iconic foods, symbolizing everything from health and beauty to evil and ingenuity. This infographic explores it all.

It takes some work, depending on the amount of food you want to preserve, but the payoff is worth it. Organic farmer Dan Bodkin of Gill, Mass., shows you how to

Located down the road from the 2012 HGTV Green Home in the South's preeminent New Urbanist eco-community, the Bosch Zero Energy Home blends country charm with a

Inside a rather humdrum-looking suburban Washington, D.C., home, the typical family of 4 is replaced by a virtual clan as part of a $2.5M effort to test energy-

The plug-in hybrid drivetrain, a first for Porsche, can move the car 15.5 miles on battery power alone. But is the mileage figure all smoke and mirrors?

Porsche revealed the 918 Spyder Hybrid at this year's Geneva Auto Show and may be producing the vehicle sooner than originally expected.

After receiving positive feedback from the public, Porsche has given the green light to the 918 Spyder plug-in hybrid.

Here are five delicious ideas for getting more healthy cocoa in your daily diet without any guilt.

Artichokes have so much more potential than you might suspect.

Not only are lentils a powerhouse of nutrition, but they have nearly limitless possibility for delicious dishes from burgers to salads.

Coconut is arguably one of the most diverse foods on the planet!

Broccoli is one of those miracle veggies we should eat every day. Here are smart, simple recipes to help you accomplish that goal.

Chia seeds are touted for their fantastic health benefits. And thankfully there's a way to get them into just about every meal.

How I learned to find products that don't contain this common additive.

Exercise has been proven to help those with anxiety issues.

4 free, short yoga videos. These videos, each less than 20 minutes, will keep you moving and toned, even if you have limited time to practice.

Standing all day is healthier than sitting, but adjusting can be a challenge. Some yoga moves can make the difference.

From wrestler Diamond Dallas Page to the New York Giants, these sun-saluting stars may surprise you.

The Day of the Dude is now celebrated worldwide.

Vermont's Mount Stratton hosted a festival dedicated to yoga, meditation and overall mindfulness.

Unbeknownst to many, Canada now produces more oil than Texas or Kuwait. A new book, <i>Tar Sands: Dirty Oil and the Future of a Continent</i> uncovers the dark

‘Dirty Oil’ slams Canada’s oil extraction industry, calling it one of the world’s most polluting industrial projects.

Oil sands, international relations and energy policy make for a touchy visit in Ottawa.

Here are some arguments to consider if we plant to get more oil from our neighbors to the North.

Tribal leaders are among the thousands of protesters who are trying to keep the Obama administration from giving the green light to a new pipeline.

The vice president has strong words about energy policy, but it's the administration's actions that have most in the environmental world concerned.

Actress partners with Natural Resources Defense Council, asking people to join her in opposing the $7 billion project.

Amid accusations of bias and corruption, the agency's inspector general will investigate its review of the proposed oil-sands pipeline from Canada.

Actor and environmentalist says President stood up to Big Oil by delaying project and calling for more environmental reviews.

With the 1,700-mile oil pipeline now likely on hold until 2013, here's a roundup of reactions from 10 people closely involved in the debate.

Reporters for the online, nonprofit news site spent seven months reporting on tar-sands oil spill in Michigan.