Question

What if you make a time machine and kill your own grandfather?
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Answer 1

Answer:

It could be a terrible or prodigious invention... Depends on who uses it

Though Einstein theory of relativity concludes it might be possible to do so and some scientist named Ron has just made theory in world's largest particle physics research center @ CERN

Answer 2

IN SIMPLE WORDS, YOU CANNOT TRAVEL BACK IN TIME

Explanation:

This is a famous paradox but in a recent brainstorming it was realised that we are wasting our energies on trying to find an answer to this question. We cannot travel back in time. We can only go forward in time as we approach light speed.

Hope this helps...