17:45
How we found out evolution is true: John van Wyhe at TEDxNTU
18:33
Consciência: a fronteira final | Dada Gunamuktananda | TEDxNoosa
16:31
How "Big Mail" is sabotaging the postal service | Andrew Young | TEDxBreckenridge
9:55
Lee Ming Xuan at TEDxNUS
16:52