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Physics 101: Understanding time travel and why we shouldn’t dismiss the possibility

Today we're going to tackle the much debated topic of time travel and talk about the various methods by which it could be achieved.

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bahadur2052d ago

Here's where I get confused. If it were to happen and I go back in time to change some meaningful events and it's supposed to change the whole course of the history and how things will happen. Does that mean where I come from hasn't happened and what if what I change somehow means that I am not supposed to exist, but if I am not supposed to exist, who the hell went back in time to change those meaningful events.

Does universe and how things happen have multiple instances like do we have alternate universes to allow us the possibility of time travel? It's complicating.