The yellowing, unhealthy composition of the smoker’s mouth is one of the less attractive consequences of smoking cigarettes. A new study suggests the mouths of vapers might also be at risk: While ...

An unstable and weak slime-like foundation was the primary factor behind the Dec. 22, 2008, catastrophic failure of a coal-ash pond at Tennessee Valley Authority’s Kingston plant near Knoxville, Tenn.

Get all the latest news on coronavirus and more delivered daily to your inbox. Sign up here. Vapers may think twice before taking another puff after learning of a new study revealing e-cigarettes’ ...