www.ted.com http://www.skepsis.nl http://www.skeptic.com/
The Brights http://richarddawkins.net/ http://www.informationphilosopher.com/site/map/
Stanford Encyclopedia of Philosophy http://plato.stanford.edu/archives/
www.fflch.usp.br/df http://fflch.usp.br/ http://www.fflch.usp.br/df/opessoa/ https://sites.google.com/site/filosofiadacienciausp/home/tcfilosofiadacienciaiv