TED: Ideas worth spreading

Hello,

I want to post this incredible website.

TED is a great conference where all the experts around the world exchange ideas worth spreading.

Check the website videos, its all free lectures about many topics.

Youtube Channel http://www.youtube.com/user/TEDtalksDirector

You can find a certain topic by looking for it in the tags

http://www.ted.com/talks/tags
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A medical technology and healthcare conference videos can be found also here

http://www.tedmed.com
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Here you can find a certain subtitled videos and in which event showed

http://www.ted.com/talks

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TEDxARABIA

http://www.tedxarabia.com/

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Regards