Editor's note: Ramesh Raskar is Associate Professor at MIT Media
Lab and head of the Camera Culture research group. He is an
Alfred P. Sloan Research Fellow (2009), a recipient of the DARPA
Young Faculty award, the co-author of "Spatial Augmented
Reality", and the holder of more than 50 US patents. He spoke at
the TEDGlobal conference in June. TED is a nonprofit dedicated
to "Ideas worth spreading" which it makes available through
talks posted on its website. (CNN) -- A camera that can see
around a corner? I know this sounds like something in a sci-fi
movie or a superhero comic, but this is a real-world technology
we've made possible with a camera that is aware of the travel
time of light, an imaging technique that can create movies of
light in motion with an effective rate approaching a trillion
frames per second: the speed of light. Before I joined the MIT
faculty in 2008, I had done deep research in "computational
photography," a field of new imaging techniques dramatically
improving the capture and synthe