20:39
Gravitational waves, black holes: LIGO, a new window on the Universe | David Shoemaker | TEDxMcGill
15:36
Quantum Physics for 7 Year Olds | Dominic Walliman | TEDxEastVan
13:39
Water, Cells, and Life | Dr. Gerald Pollack | TEDxNewYorkSalon
18:47
Water Alchemy: Attila Bodnar at TEDxDanubia 2013
22:14