Q: I got home from work last night and couldn’t wait to get into my pool to soak away the day, but when I got to the backyard, the pool water was green—not light green, either, but dark. I didn’t even ...

My wife's good at asking questions to which she knows the answers are no. Now she's got my kids doing it, too. "Dad, the water in your pool is cloudy; it's not supposed to be like that, is it?" ...

Question: I own a 14,000-gallon pool with an exposed aggregate interior finish. Currently, I apply 1.4 gallons of liquid chlorine, have chlorinating tablets in the chlorinator and add 5.6 ounces of an ...

RIO DE JANEIRO (AP) — Olympic officials gave up on cleaning the green-tinged water in one of the pools at the Maria Lenk Aquatics Center. Instead, they began draining it Saturday and planned to ...

Forbes contributors publish independent expert analyses and insights. GrrlScientist writes about evolution, ecology, behavior and health. But surely, the water in the swimming pools is safe, right?

The water in the outdoor Olympic pool returned to its normal color Sunday after officials took the drastic step of draining the pool. The water in the diving pool first turned green on Tuesday, ...