Listen Live here:
I will tune in for the heck of it, but I am 99.999% convinced that time travel, at least into the past, is impossible. I think it may be possible to go “into the future”, where you leave and come back to find that time for you has gone by much more slowly than for everyone you left behind, but I’m not sure how that would be beneficial to anyone, including yourself, if you are unable to go back.