"Poison control workers say that as the e-cigarette industry has boomed, the number of children exposed to the liquid nicotine that gives hand-held vaporizing gadgets their kick also has spiked."

"From 2004 to 2011, American and Iraqi troops repeatedly encountered, and at times were wounded by, chemical weapons that were hidden or abandoned years earlier."

"As concerns mount over people’s exposure to the plasticizer bisphenol A in everyday products, it’s also contaminating the air near manufacturing plants: U.S. companies emitted about 26 tons of the hormone-disrupting compound in 2013."

"Recent analyses raise disturbing questions about the health and environmental effects of the stuff that encases our edibles."

"Soccer coach Amy Griffin was in a Seattle hospital visiting a young goalie who was receiving chemotherapy when a nurse said something that made the hair on Griffin’s neck stand up."

"Lease programs are emerging as a safer, more environmentally friendly way to manage chemicals."

"Pennsylvania environmental regulators are pursuing a record $4.5 million fine against a gas driller over what they describe as a major case of pollution from a leaking waste pit."

"The Environmental Protection Agency moved on Tuesday to increase the amount of data made available to the public on regulated chemicals."