> Another thought that pops into my head is Michael Crichton's > Timeline. If you haven't read, I'd advise you to do so. .... > (cute note about Timeline that sounds very much like Mad Science to > me; the way how the scientists explain how they can travel in > "time" is that there are infinite variations on our dimensions, In short-story format, see Larry Niven's "All the Myriad Ways."