Zara Solar from Tanzania, won an Ashden Award for Sustainable Energy in 2007.

This video can be downloaded here: http://www.ashdenawards.org/winners/zara

This is Pranav Mistry in November 2009 at TEDs India trying to explain the technology behind the device.

This is the first presentation (video below) on TEDs about Pranav's working idea of the SixthSense. It was presented by Pattie M sometimes in March 2009