Eco-architect-turned-full-time vintage aluminum trailer renovator Matthew Hofmann reveals an Airstream hotel in beautiful downtown Santa Barbara.

In the biggest city in America's smallest state, comes a micro-apartment complex that aims to revive a struggling 19th-century indoor shopping center.

A Barcelona design duo work impressive DIY restoration magic on a long-abandoned comital residence-turned-storehouse-turned-apartment.

Instead of filling a storage space attached to their carport with junk, Craige and Jennifer Walters transformed it into a lovely tiny house for guests.

Indie retail and urban downsizing collide at this smart example of adaptive reuse that breathes new life into a historic shopping center.

The Kennedy Space Center hideaway sustained significant damage from Hurricane Matthew.

Photographer Blake Burton chronicles the extensive work of restoring a historic Sears, Roebuck & Co. building.

The world's forests support the planet's diverse creatures, and keeping forests robust also could help humanity achieve some of its biggest goals.

Here is a sneak preview of what to expect when the AR5 report is issued next week, based on the leaks so far.

This powerhouse veggie includes compounds that will enable you to run further — but incorporating it into your diet should be done carefully.

Saturated fat-lovers ,rejoice! A new study delivers some good news about eating full-fat cheeses.

Michigan woman has a 'photo booth' to get a glimpse of the personalities of birds that visit her yard.

The winners in this international dog photo contest range from a blind, senior dog to cute, matching puppies.

For 55 years, photographers have showcased their work in the Natural History Museum, London's Wildlife Photographer of the Year competition.

Wildlife photographer Michel Rawicki captures polar bears in their private moments.

The zoo s hoping the 2-year-old male will pair up with the resident female and produce a cub.

Find out what wood ducks are revealing about threats to our fine feathered friends.

Non-native earthworms are damaging hardwood forests; one University of Minnesota group is working to clear up the misconception that they're always harmless.

Get a behind-the-scenes look at some of the most memorable Science Nation moments in two years of fascinating weekly videos.

A team of researchers restored "lost memories" in the brains of mice.

A freshwater lake the size of the state of West Virginia has practically disappeared. The lessons that the Aral Sea may hold for U.S. waterways.

Mother Nature Network's 'Ask Vanessa' offers unsolicited advice on the environment for the president.

What’s been called the largest wetlands restoration in the Western U.S. was halted in December. California is projecting up to a $42 billion budget shortfall

We're looking at 2 to 6 months before the oil will stop gushing into the Gulf of Mexico. There are still a lot of questions that need answers.

It emerged from wartime bombing unscathed. But can Germany's Ulm Minster survive an onslaught of pee?

The Nissan Leaf will be produced in Tennessee, in America's largest auto plant under one roof. Take a tour with me on the electric tram.

MNN's Lifestyle blogger takes the electric Nissan Leaf for a leisurely test drive along the beach.

Kelley Blue Book releases its list of top 10 green cars for 2011, and the all-electric Nissan Leaf ousts the 2010 winner, the Toyota Prius.

AdWeek ranks its top 10 favorites for 2011, including Chipotle's sustainable food initiative and Nissan Leaf's all-electric world.

An accident in Montana is the latest in a long and troubled line of pipeline incidents in America.

Climate scientist James Hansen was arrested on Feb. 13 outside the White House while protesting the Keystone Pipeline.

A lawyer for energy giant Kinder Morgan recently argued that seeing the faces of unhappy pipeline protesters could constitute a form of assault.

Agritourism is one of the fastest growing sectors in the eco-tourism industry. Visitors can relax in a beautiful setting and even gain a deeper understanding of

The small Maine-based co-op, which has struggled to gain a hold in the marketplace, received $3 million in much-need investment.

Anyone can watch online and participate through social media in this two-day event featuring more than 75 speakers in the food and agriculture realms.

Before reaching for commercial pesticides, try these solutions first to keep bees, butterflies and beneficial bugs safe.

The technique uses GPS and radio telescopes to detect underground nuclear tests using waves that travel from the blast into the upper atmosphere.

Scientists are using crowdsourcing to test the water along the Pacific Coast of North America, a project that could predict future risks.

Even years after the onset of the Fukushima nuclear disaster, radiation is still making its way across the Pacific.

Deforestation’s impact on climate change has piqued NASA’s interest in documenting its progress across the globe. Here are seven examples of deforestation f

The newly discovered ichthyosaur fossil challenges the assumption that live birth first appeared in marine reptiles after they took to the seas.

At more than 500,000 square miles, the marine park is twice the size of Texas and three times the size of Germany.

Covering some 500 million acres of ocean, the expanded marine sanctuary would be four times larger than California.

Protesters celebrate in North Dakota as the Army halts the Dakota Access pipeline, but many of them still aren't leaving.

Although it may not exactly scream widespread appeal, a 99-inch-wide townhouse in London may have found itself a buyer.

In addition to surreal garden installations, the Hampton Court Flower Show hosts talks and demonstrations focusing on environmental issues.

Squiggles, swoops, spires, waterfalls and some truly otherworldly latticework are just the beginning.

The pedestrianization of overcrowded Oxford Street is a long-time dream of many Londoners. Cycling activists, however, feel wedged out of the ambitious plans.

The vernal equinox marks a shift in seasons, and nothing says that better than flowers bursting into bloom.

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