Green Building

​Baugruppen: It's a cooperative living concept, and it's perfect for boomers

10 iconic city skylines, then and now

San Jose to tackle homelessness with tiny houses

Wellness-focused Orlando community attracts new homeowners, patients

Goodbye glass, hello see-through wood

L.A. officials impound tiny houses donated to the homeless

This 'zipper truck' and Lego-like concrete blocks are revolutionizing tunnel construction

Apple's giant dirt pyramid to nurture its own majestic forest

Step inside the loveliest low-cost cottages in all of Georgia

This flood-proof greenhouse has got legs ... and knows how to use them

The huge carbon footprint of cement (and what we can do about it)

Fresh concerns raised over Leonardo DiCaprio's eco-resort