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2008-07-29 03:01:00

By Anonymous Howard Rheingold is a writer, technology theorist, and online community builder. He cofounded the groundbreaking Web site hotWired in 1994 and is the author of numerous books, including Smart Mobs: The Next Social Revolution. His online home is Rheingold.com. seesmic.com Seesmic is a fascinating, time-consuming, and amusing technology that is pioneering online threaded-video conversations. In the same manner that chat boards work, users will be able to start their own video...


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.