E-cigarettes were first sold in the United States in 2007. These battery-operated devices heat a liquid made of chemicals, including some with high levels of nicotine, to make an aerosol that users inhale into their lungs. This program discusses the numerous health concerns related with...

UC Berkeley engineers have created a simple and low-cost new arsenic treatment system to help low-income communities access safer water. In many areas throughout California, the groundwater is tainted with dangerous levels of arsenic, a highly carcinogenic element that can seep into the water...