You could be flushing hundreds of dollars down the toilet if you don’t take a listen in your bathroom. A major component of wasteful spending might be the condition of your toilet bowl. Listen closely ...

The average household sees five toilet flushes per day. With older toilets using about six gallons per flush, a person could easily get through 11,000 gallons of water per year this way. Water is, of ...

It’s hard to be blasé about the Sink Twice. I don’t want to oversell a plastic sink that sits over a toilet tank, but this ingenious, relatively low-cost device could help save the world. Why? Because ...

A Pima County program to install the toilets in older neighborhoods at taxpayers' expense is in limbo because of that question. And the answer eventually could change other water-conservation policies ...