Because there is little research to indicate how well or what homemade masks work, there is no consensus among experts on a best design, and the scientists interviewed by The Washington Post were ...

Directors Karrie Crouse and William Joines had their hands full with 'rattlesnakes, lighting strikes and locust' while shooting 'Hold Your Breath.' ...

Alleging a fraudulent scheme to drive up costs and damages in dust-mask litigation, 3M Co. obtained court orders, upheld on appeal, to depose a well-known Houston products liability law firm. The ...

Weather in China’s capital Beijing can get strange, between the dust storms that blow in from the north and the smog that hangs over the capital city. INTERNATIONAL BUSINESS TIMES NEWSLETTER SIGNUP ...