For all you sci-fi writers (or readers), check out this intriguing article from the BBC about Time Travel. Please access at the above link. I've included the first paragraph below, a carrot dangled in front of your nose.
The concept of time-travel is laden with uncomfortable paradoxes
If you went back in time and met your teenage parents, you could not split them up and prevent your birth - even if you wanted to, a new quantum model has stated.
7 years ago