Solar Sierra and Windy Schor represent EnergyTeachers.org in Second Life, building virtual objects for exploring real-life technologies, and holding meetings and discussions between educators and interested people. Windy uses the somewhat realistic wind that blows through Second Life regions to develop methods for gathering statistics about wind, and for modeling wind power systems. Solar builds […]

The Cantor Bernstein Schröder Theorem of Set Theory   The EQUIVALENCE THEOREM (a.k.a. Bernstein-Schröder Theorem) Modern set theory originated between 1874 – 1884 from the researches of Georg Cantor at Universität Halle, Germany. Around 1895, Cantor presented the EQUIVALENCE CONJECTURE: Given sets A and B, if A is equivalent to a subset of B and […]

It is that time again! The annual Science Fair will take place this year on Saturday, June 27 from 7 AM to 10:30 AM PDT. This year all curators of […]

In the months of July and August, our weekly presentation hour is replaced by the Science Cafe. Text chat conversations Subject selected by means of a Poll on the calendar […]