SPICEWOOD SPRINGS, Texas--When Joe Wheeler built his new house here in 2001, he was told that it would cost $10,000 to drill a well, and that he wouldn't be able to drink or bathe in the water.

For newer gardeners, cool, gray maritime summers can tempt a person to skimp on watering. Surely it’s about to rain, right? Sadly, summer rain is often drizzle, enough to dampen the dust but rarely ...

But only about one to two percent of that is water we can actually drink. These days we have new technology and creative ways to filter some of the dirtiest water on our planet and transform it into ...