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Still from CyGaME Project instructional video game Selene

Still from CyGaME Project instructional video game Selene (Image 2)

Players of the CyGaME (Cyberlearning through Game-based, Metaphor Enhanced Learning Objects) Project instructional video game Selene, a lunar science game developed by the Center for Educational Technologies®R (CET) and...
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.
Quote of the Day
The sun, the moon and the stars would have disappeared long ago had they happened to be within the reach of predatory human hands.

- Havelock Ellis (1859 - 1939), British psychologist.
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