A photo showing headshots of Jennifer Chayes and Omar Yaghi.

New institute uses chemistry, machine learning to tackle climate change

A photo shows a gloved hand filling a flask with water from a tap

Potentially dangerous levels of arsenic found in prison drinking water

 On a bright sunny day, a person wearing a white lab coat and a black baseball cap leans over to collect a water sample from an outdoor well. A second person, wearing a blue denim shirt, stands behind them.

Bringing arsenic-safe drinking water to rural California