This apartment has its own striking, modern-styled cat house within a house.

Because why shouldn't cats get a beautiful sofa of their own?

From knocking out fleas and ticks to fighting the havoc of hairballs, these simple, all-natural remedies are both planet and pet approved.

Many houseplants are toxic for curious cats and dogs. These ones are all pet-friendly.

A new study finds that most recipes for homemade cat food lack essential nutrients and even contain potentially toxic ingredients.

These feline species are on the verge of disappearing forever.

This tasteful van home features a comfortable interior, and includes a removable bed to allow for transporting larger cargo.

This small apartment's 'library wall' functions as a way to keep the bed out of view, while also storing books and things.

This spacious tiny home is great for entertaining and cooking up a storm.

This renovation makes way for an integrated kitchen and study area, a bedroom and a flexible living room.

The future will look nothing like the past when it comes to energy. Chances are, our utilities will look pretty different too.

Access to affordable capital is one of the biggest challenges for expanding a young industry. For solar in Africa, crowdfunding is helping to change that

Even armageddon has a silver lining.

Storing solar energy for when the sun doesn't shine or wind power for a calm day costs too much. But that could all be changing.

A new system for turning astronaut urine into drinking water also makes good use of the waste urea as fuel.

New research, backed by conservation groups in the UK, suggest solar farms may offer opportunities for a more biodiverse countryside.

Figuring out energy can be tricky, especially since there are a lot of alternative energy options. Here are some tips for making smart decisions about energy.

With coal use in China dropping, and clean tech becoming competitive, it's time for all of us to ramp up our efforts.

Paying homage to Denmark's historical relationship with wind, these public art sculptures would generate music and power from wind.

Dubbed "Freedom Cove," this remarkable home is a decades-long labor of love built in an inlet in British Columbia.

Opportunities are everywhere. Even in poop.

Merging energy-intensive Bitcoin mining with aquaculture, this project is experimenting with how technology might be used to develop better food systems.

The only people who benefit from the hydrogen economy are the oil and petrochemical companies that make the stuff.

Get a taste of tiny house building, thanks to Jake and Kiva, who are documenting their tiny house building process, step by step.

Elora Hardy and her team of designers, artisans, and builders at Ibuku are reimagining sustainable building, using one of nature's strongest and most versatile materials.

A novel technology surpasses white roofs with its cooling powers.

Modern building codes and zoning regulations, while helping to set safety standards that can save lives, can also serve as big barriers to building small, sensible, and affordable dwellings with alternative materials and techniques.

For many roofs, white paint is the best way to cool down, but for metal roofs a new glass coating could be even better.

Lightweight shelters might be an affordable and quick option for emergency housing, but they are also susceptible to damage from high winds. This prototype could be a better solution.

Are you looking for a DIY construction technique for building an affordable earthquake-, flood-, and bullet-resistant home? Look no further.

EcoDomum is turning an environmental problem into a housing solution.

If you like craftsmanship, woodworking, and traditional hand tools, or you just enjoy watching somebody else do all the work, you'll love this short film.

Thyssenkrupp's TWIN elevators have a very unique feature that could save buildings energy and space.

When you want to really pursue your dreams, instead of simply dreaming them, you might need to think outside the box. Outside the housing box, that is.

Plastic Bottle Village demonstrates another approach to repurposing single-use bottles.

Hold on to your wallets, because this little dwelling isn't for sale yet, but it is a promising development in the tiny house movement.

The Big World Homes project aims to be a new model of affordable housing, and its modular mobile design could make it a good fit for 'pop-up' communities on unused land.

On the market for $416K, this beautifully restored historic cottage comes complete with a roof traditionally crafted of local seaweed.

Sustainable fashion expert Elizabeth Cline isn't convinced.

It turns out, there are a lot of chemicals that have to be dealt with before fabrics can be reused.

The goal is to highlight the abundance that already exists around us.

Designer Salva Nadal learned how to turn canes into blinds from his uncle and is now designing a collection of products to save this Spanish craftsmanship from dying out. The results are beautiful eco-friendly lamps and a table for now.

Select zoos are enticing green families with healthier treats and recycled crafts this Halloween

Traditional marbling techniques are re-adapted to highlight the natural details of this lovely, hand-colored wood flooring.

From cocktail shakers to terrariums, is there anything the mighty mason jar can't do? Rethink this humble vessel with new uses for an old standby.

This is how the internet is supposed to work.

Combining the latest in digital design tools with time-honored rush-weaving techniques, this sculptural chair marries modernity with tradition.

From funky fork bracelets to bath bombs and sweater sleeve coffee warmers, we've got your quick DIY gifts covered.

Give virgin paper and plastic bows the heave-ho-ho-ho with these chic and earth-friendly alternatives -- several costing nothing at all!

Because plastic-based glitter and confetti take 1000 years to break down.