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Latest Laura Brunson Stories

Engineering Safer Drinking Water In Africa
2012-02-07 04:19:30

In the United States and other developed countries, fluoride is often added to drinking water and toothpaste to help strengthen teeth. But too much naturally occurring fluoride can have exactly the opposite effect.

2011-05-16 20:33:33

A University of Oklahoma environmental science graduate student will travel to Ethiopia in June to test materials she has been investigating as possible solutions to fluorosis—a widespread problem in the Rift Valley, where high levels of fluoride in the drinking water result in dental and skeletal disease.


Word of the Day
dingle
  • A small wooded valley; a dell.
  • The protecting weather-shed built around the entrance to a house.
  • The roofed-over space between the kitchen and the sleeping-quarters in a logging-camp, commonly used as a storeroom.
The word 'dingle' comes from Middle English dell, hollow.
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