Derived from the Greek word meaning "gnashing of teeth," bruxism is the habitual, involuntary grinding or clenching of the teeth. Sometimes associated with stress, bruxism is caused by the activation of the reflex portion of the chewing mechanism at a time when higher brain control remains inactive, usually during sleep. Though common and generally harmless, bruxism can cause damage in the form of cracked teeth, indentations, and wear. What drugs are known to cause bruxism as a side effect?
Back in the day
Caused by a cascading failure of more than 100 power plants originating in Ohio, the Northeast Blackout of 2003 was the largest power outage in North American history and affected an estimated 50 million people in eight US states and Ontario, Canada. Power was not fully restored in New York and Toronto until August 16, and outage-related financial losses were estimated at $6 billion. What became visible in the skies above major cities where the power remained off after nightfall?
Born on a day like today
Wenders is a German filmmaker who earned international acclaim for his documentary Buena Vista Social Club, featuring elderly Cuban musicians. He first attracted attention with The Goalie's Anxiety at the Penalty Kick, a film whose themes of alienation and rootlessness are echoed in his other works. Paris, Texas was his first truly successful feature and earned him the Palme d'Or at the 1984 Cannes Film Festival. Wenders has also directed music videos for what popular band?