Freakonomics: "sunlight is the best disinfectant"

A documentary on HBO. Corruption and sumo wrestling. Besides, several topics that vary from incentives and economists and current political issues. Altough it is an old documentary, it is the first time I watch it. Now I am looking forward to find and read the book!

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Do you want to become invisible?

A Basic Demonstration of Optical Cloaking, from the University of Rochester. The budget of the experiment: 150$us!!!

References.
Howell., J. 2013. Simple, broadband, optical spatial cloaking of very large objects. *PDF here! Tweet

Do not tell Diego´s mother he is in Gaza!

"80% of Gaza´s people depend on the role food program (humanitarian aid) to get by"..get a look into the power of the brute force, nowadays. Tweet

From the Amazon to New York: Culture shock for an Amazon chief's son

The journey of the maker of the documentary "We and Them". "Richness is not having alot of money; richness resides in culture, interpersonal relationships".

References.
The video in English: http://www.bbc.co.uk/news/magazine-21806193 Tweet