U.K. design firm DIY Kyoto recently announced the launch of cheaper version of its Wattson, an ingenious little device that not...

These gadgets help you synchronize all your devices while monitoring energy and water consumption.

A Seattle engineer builds an energy-efficient house with an assist from a prototype smart-home system.

The compact row houses feature carefully angled solar panels that harness every moment of the sun.

Using a combination of passive design principles and active technologies, LGA Architectural Partners forges a smart,...

Ring-shaped skylights, wall cutouts, and built-in window nooks are among the playful, geometric features that round out these...

John and Paige Damiano are snow worshippers.

When you can’t connect to the grid, rely on natural gas, or store enough solar energy, propane can be a dependable way to power...

Three eco-conscious designers share simple ways to boost your home's energy efficiency.

A lesson in efficiency, this flexible, 237-square-foot apartment in Slovakia uses custom-made storage and furniture to its full...

These designers are leading the charge toward a greener, more-environmentally friendly future.

Green Orchard, the home Paul Archer designed for his parents outside Bristol, England, sows the seeds of an active retirement.

Durable, versatile, and energy-efficient to boot, concrete is a smart building material with endless design potential.

Combining cutting-edge smart technology with sleek, modern design, Airmega’s air purifiers promote a healthy home environment...

Moving from Lake Michigan, a savvy couple builds a dream home that's also a wise investment.

The budget-friendly and versatile material is a popular choice for good reason.

Has your home office been working overtime? It's time to give it a promotion.

On the market for $2,285,000, the modernized pad also boasts a backyard pool and guesthouse.

Clean white finishes abut beech wood walls in this rejuvenated home in Petrer.

Passive solar principles, indoor/outdoor living, and a “forever home” mindset are combined in this elegant, art-filled property...

On the Australian coast, a forever home offers an adventurous couple a comfortable and worry-free home to age in place.

Located near Salzburg, the Solarferienhaus S3 blends low-impact technology with high-impact design—and it’s now available to rent.

Packed with elegant details and modern appliances, this tiny abode is as chic as it is affordable.

This LEED Gold-certified home captures the genius locus of a rocky plot in Québec.

An eco-friendly, lakeside abode with an impressive rooftop terrace is nestled within a greenhouse near Gothenburg.

These slender houses pack a lot of personality into tight spaces.

A Connecticut home with a notable architectural legacy gets an expansive update for a family of six.

An East Hampton abode is designed to be a comfortable setting for two, while also a perfect place to entertain family and friends.