It is a question that has vexed philosophers and scientists for centuries; 'Does Time Really Exist?' Exactly how is our past, present, and future connected by that arrow of cause and effect that we call Time? Is time simply another dimension, just like the dimensions of space we know? Can you run time backwards just as easily as it runs forward, just as left-to-right can swap for right-to-left? If other universes exist, then what is time like in them: could their Time be different from ours? And we'll probe the biggest question about time: Is our future determined? Do we exercise free will? Or, is time merely a dream?

More Episodes From...

Through the Wormhole Season 2

# Title Air Date
Through the Wormhole
2:1 Is There Life After Death? Jun 8, 2011
2:2 Is There an Edge to the Universe? Jun 15, 2011
2:3 Does Time Really Exist? Jun 22, 2011
2:4 Are There More than Three Dimensions? Jun 29, 2011
2:5 Is There A Sixth Sense? Jul 6, 2011
2:6 How Does the Universe Work? Jul 13, 2011
2:7 Can We Travel Faster Than Light? Jul 20, 2011
2:8 Can We Live Forever? Jul 27, 2011
2:9 What Do Aliens Look Like? Aug 3, 2011
2:10 Are There Parallel Universes? Sep 4, 2011

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