Time is a universally accepted but little understood concept. Thoughty2 explores the history of time, what time actually is and whether we can travel through time. Check it out.
[youtube https://www.youtube.com/watch?v=Zqddpqbh6f0]
and check this out. THIS WEBCAST IS UNCENSORED.
[youtube https://www.youtube.com/watch?v=RoCgJIsF3zA?list=PL7IpKC-AWts6dRaDvUTy4EnL6PZzWNSLH]