Water hardness varies dramatically across the United States. Based on USGS geological survey data, we mapped every state's average water hardness level. The results explain why some cities deal with...

Who doesn't like high pressure showers? Pictured here is the StoneStream EcoPower. A high pressure shower head can provide a more intense (but still gentle!) shower spray than a standard...

The EPA allows up to 4mg/L of chlorine in your tap water. Learn what contaminants are in your municipal water supply, how they affect your skin and hair during showers,...

You might be thinking that "how to take a shower properly" is a pointless question. Surely, everyone knows how to shower? Most people have been taking a shower — usually...