Hundreds of talks from independently organized TEDx events around the world are published on the TEDxTalks website daily.

Each Tuesday and Thursday, we’ll choose four of our favorites, highlighting just a few of the enlightening talks from TEDx community, and its diverse constellation of ideas worth spreading. Browse all TEDxTalks here »

By analyzing the content of 15 millions books digitized by Google, Erez Lieberman Aiden & Jean-Baptiste Michel discover cultural trends related to the evolution of grammar, censorship and epidemiology.

[youtube=http://www.youtube.com/watch?v=WtJ50v7qByE]

At TEDxTokyo, Akinori Ito shows off his “magic” liquid that turns plastic trash into usable energy.

[youtube=http://www.youtube.com/watch?v=PZFHzrUp6ns]

TEDxTraverseCity’s Ellen Gustafson wants to help change the global food system by re-framing the global food crisis and linking the obesity epidemic with famine.

[youtube=http://www.youtube.com/watch?v=qGlYSW1rJxw]

And Taylor Conroy teaches TEDxJuanDeFuca the key ingredients for starting a successful charity drive.

[youtube=http://www.youtube.com/watch?v=aC02SmuOxYI]