/tags/science-fiction science fiction en-US Copyright Thu, 02 Apr 2020 17:01:00 GMT /show/the-jefferson-exchange/2020-04-02/exchange-exemplar-ahead-to-the-past If you could go back in time and change history, what would you do? Trick question, because the prevailing view of time travel is that history cannot be… Thu, 02 Apr 2020 17:01:00 GMT /show/the-jefferson-exchange/2020-04-02/exchange-exemplar-ahead-to-the-past The ÀÏ·ò×Ó´«Ã½ Exchange Team /show/the-jefferson-exchange/2020-03-09/the-simulation-hypothesis-maybe-this-is-a-computer-game Life may be tough some days, but at least we're not plugged into a computer, like in "The Matrix" movies. We're not, right? Rizwan Virk wants you to… Mon, 09 Mar 2020 17:40:41 GMT /show/the-jefferson-exchange/2020-03-09/the-simulation-hypothesis-maybe-this-is-a-computer-game The ÀÏ·ò×Ó´«Ã½ Exchange Team /show/the-jefferson-exchange/2017-09-13/down-memory-lane-with-time-travel Star Trek did it. Superman did it. Even Woody Allen traveled through time in one of his movies (bonus points for knowing which one). In short, we've been… Wed, 13 Sep 2017 17:43:12 GMT /show/the-jefferson-exchange/2017-09-13/down-memory-lane-with-time-travel Geoffrey Riley, April Ehrlich