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http://www.ted.com Alwar Balasubramaniam's sculpture plays with time, shape, shadow, perspective: four tricky sensations that can reveal -- or conceal -- what's really out there. At TEDIndia, the artist shows slides of his extraordinary installations.

Alwar, Balasubramaniam, TEDTalks, TED, talks, art, sculpture, painting, print, printmaking, gallery, installation, TEDIndia, India