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"Fluoridation is the single most important commitment a community can make to the oral health of its children and to future generations." -C. Everett Koop Most weekends, I take on a lighter topic, as a way of taking a break from the deep physics, astronomy, and science we share during the week. But every once in a while, there's an important story that needs to be told. This weekend, I invite you to enjoy Tony Rice's rendition of a fabulous Gordon Lightfoot story song,

"As seismologists gained more experience from earthquake records, it became obvious that the problem could not be reduced to a single peak acceleration. In fact, a full frequency of vibrations occurs." -Charles Francis Richter