Basics of Dynamic Equilibrium When is a chemical reaction over?  Sometimes reactions never finish, they just achieve a state where no further change appears to occur on the macroscopic level. […]

Identity, Presence and the Ageless Avatar in Social Virtual Worlds.    So, who are we as avatars?  For many of us, we have that “ageless” look—a largely socially constructed vision of youthfulness, good health, and gender perfection.  And why not? . . . If it is possible, then do it . . . right?  But […]

Ideas around the world Today we're celebrating Ideas from across the world and all walks in life. We'll discuss any ideas from your own country, or anywhere else in the […]