In the U.S., there are more trees than there were 100 years ago, according to the FAO. MNN's Chuck Leavell explains why.

Toy giant freezes purchases from supplier accused of deforestation.

As commerce becomes increasingly global, American corporations are taking steps to develop sustainable supply chains that span the country and the planet.

An inside look at the 4-year effort to restore Atlanta's Fernbank Forest, a 65-acre forest within the city.

Scientists announced the discovery of a new moon around Pluto on July 11, bringing the dwarf planet's number of known satellites to five.

The moons of Pluto, and a potential set of rings, may create dangerous debris zones for a NASA spacecraft currently speeding toward the distant world, researche

If you've ever wanted to leave your mark on the heavens, here's your chance.

The votes are in, and it looks like 'Vulcan' could be the new name for one of Pluto's smallest moons.

Scientists are searching for possible sources for life on Earth on the edge of our Solar System.

A speedy NASA probe has crossed the orbit of Neptune, notching one more spaceflight milestone on its way toward a historic flyby of Pluto.

A Pluto-bound NASA probe has captured the best-ever images of the dwarf planet.

Pluto's moons are even stranger and more intriguing than scientists imagined, a new study reveals.

Kids around the world can say hello to Pluto ahead of the first-ever flyby of the dwarf planet this summer.

New Horizons is the subject of "Mission Pluto," a special that will premiere July 15 on National Geographic Channel.

Pluto looks especially welcoming in a new photo by NASA's approaching New Horizons probe.

A new photo from New Horizons shows Pluto's towering ice mountains cast and frozen nitrogen glaciers.

NASA scientists hatch proposal to redefine what it means to be a planet in our solar system.

A new NASA video uses photos from New Horizons to give you a sense of what it would be like to soar over Pluto.

With Sonoma County in the bag, affordable prefab builder Blu Homes unveils its first project in Southern California: a remote, low-impact desert retreat owned b

At 15 square meters with an equal amount of outdoor living space, Jonas Wagell's flat-packed Mini House 2.0 is a lovely prefab retreat that can be assembled in

The Solar Homestead, a nifty homage to early Appalachian mountain settlement camps that wowed the crowds at the 2011 Solar Decathlon, is now available from Ashe

Blu Homes celebrates the East Coast debut of the iconic Breezehouse with an open house weekend in New York's Hudson Valley region.

This weekend: Model homes have a moment (thanks, Netflix!) and Portland maintains its status as the nation's largest fluoride-free city.

Philippe Starck unveils a line of energy-efficient prefab homes with European wood builder Riko.

Check out this video of NYC's first prefab residential building coming to life over a 4-week span in Manhattan's Inwood section.

Madrid-based sustainable architecture firm Ábaton unveils a low-cost prefab housing concept that's as simple as it gets (and interestingly, hypoallergenic).

Watch a tiny prefab home be 'dropped' into a vacant lot outside of Madrid with not much more than an electric screwdriver and a crane.

Join us as we travel from Spain to Sweden to Sonoma County, Calif. for a look at 13 pint-sized dwellings that amazed, inspired and intrigued us in 2013.

By keeping things compact, Matt Kirkpatrick and Katherine Bovee were able to splurge and have some fun when designing their boxy, prefab abode.

The gorgeously illustrated "Prefabulous World" highlights some of the most cutting-edge, eco-friendly modular homes in the world.

This teeny-tiny wooden cabin from Spain can be built in several hours (provided you can wrangle several friends to help you).

Assembled on site in just 2 days with the aid of screwdrivers, this boxy plywood beauty is designed to last at least 150 years.

Sleek, slender and topped with solar panels, Heijmans ONE is a rental unit that addresses the dearth of affordable housing options for young professionals.

Shoppers went gaga for 'Leisurama' vacation homes showcased on the department store's ninth floor in the early 1960s.

Powered by the wind and sun, Ecocapsule is the ultimate off-grid micro-home for vagabond vacationers.

In a marriage of modular building and adaptive reuse, one Spanish developer has taken to the rooftops.

A messy winter storm is moving across the eastern half of the United States, threatening to delay holiday travel.

Start planning your Thanksgiving wine selections by trying this sustainable rosé this weekend.

More than half of Thanksgiving guests will be taking dessert for the holiday. Whether it’s pumpkin pie or not, we’ve got you covered.

NYT and Google teamed up to find the most distinctive Thanksgiving dishes by state. Some of the more unusual ones have whipped topping in common.

It's colder up here and the harvest is earlier, but that's not the only reason Canadian Thanksgiving is different than American Thanksgiving.

'Batman v Superman' star says his Thanksgiving tradition is all about respect for animals.

The true story behind the modern holiday isn't all togetherness and turkey.

Thanksgiving feasts and Christmas treats will be here soon, but being proactive can help you win the battle of the bulge.

Head into the holiday season with a series of daily questions that help all of us think about what we're thankful for.

Don't want to shop on Black Friday but not sure what else to do? Here are some ideas.

The demise of megalodon coincided with the loss of a third of the largest marine animal species, scientists say.

The 50,000-year-old, perfectly preserved forest is showcased like never before in a newly released documentary.

The finding indicates that life on Earth began much earlier than previously thought.

A Sitka spruce on Campbell Island may be the 'golden spike' that denotes the controversial beginning of the Anthropocene epoch.