Add Yahoo as a preferred source to see more of our stories on Google. An innovative company is embracing millennia-old technology to bring relief to the global warming crisis. The Beehive by ...

Twelve years ago, a reservoir called Folsom Lake, about 30 miles northeast of Sacramento, dried up. On the drought-cracked bottom lay a clay pipe, submerged since 1955, when the reservoir was built.

Terracotta is gorgeous, earthy, and green. A richly colored ceramic, it is used for many diverse purposes in house and home, including plumbing pipes; bricks and pavers; floor, roofing, and counter ...