Chlorine solutions much weaker than previously believed can still be used to kill more than 99 percent of noroviruses, the chief cause of outbreaks of gastrointestinal illness around the world, a new ...

Your support goes further this holiday season. When you buy an annual membership or give a one-time contribution, we’ll give a membership to someone who can’t afford access. It’s a simple way for you ...

A chlorine solution, particularly popular in Bolivia, is just one of several unproven treatments gaining ground in a region desperate for hope. By María Silvia TrigoAnatoly Kurmanaev and José María ...

With just a car battery and a few spoonfuls of table salt, communities in developing countries are now getting access to clean, drinkable water. Seattle-based outdoor gear company MSR just released an ...

Chlorine solutions much weaker than previously believed can still be used to kill more than 99 percent of noroviruses, the chief cause of outbreaks of gastrointestinal illness around the world, a new ...