The winner of the inaugural Natural Robotics Contest not only swims through the water like a real fish — it also helps combat pollution in the process. Created by University of Surrey chemistry ...

As water utilities mobilize to replace millions of lead pipes across the country, they are sometimes choosing plastic, which some advocates worry can pose its own risks to drinking water. Last month, ...

Tankers of vinyl chloride were going halfway across the country, government records show, a trip highlighting the risks of transporting chemicals as plastics production grows. By Hiroko Tabuchi When a ...