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Latest David Bernard Stories

2008-08-12 06:00:33

By David Bernard Thank you for the strong editorial denouncing the bad science and crooked politics behind the Giles County coal waste dump, ("A superfund site in the making?" July 25). Shortly after the Giles site began accepting coal waste in March, inflow of an aquifer exposed by the project's excavation forced dumping to cease. The planning had failed to reveal basic water movement through the site. This aquifer passes under U.S. 460. The project engineers studied a solution. A...


Word of the Day
tesla
  • The unit of magnetic flux density in the International System of Units, equal to the magnitude of the magnetic field vector necessary to produce a force of one newton on a charge of one coulomb moving perpendicular to the direction of the magnetic field vector with a velocity of one meter per second. It is equivalent to one weber per square meter.
This word is named for Nikola Tesla, the inventor, engineer, and futurist.