Self-tying shoes Self-tying shoes Self-tying shoes (also known as "self-lacing" or "power laces") are designed to automatically tighten once the user puts them on. Such shoes were initially depicted in the 1989 science fiction film "Back to the Future II". In April 2009, Nike filed a patent for self-lacing shoes, with a design that bears a resemblance to those worn by Marty in the film "Back to the Future II", raising speculation among fans about a possible debut of self-lacing shoes. In 2014, Tinker Hatfield, the designer of the original Nike shoes as depicted in "Back to the Future II", indicated that
Time travel in fiction the past is Ray Bradburys "A Sound of Thunder" (1952), in which the protagonists are big game hunters who travel to the distant past to hunt dinosaurs. An early example of the other type, in which tourists from the future visit the present, is Catherine L. Moore and Henry Kuttners "Vintage Season" (1946), a story which was selected for inclusion in Volume Two of "The Science Fiction Hall of Fame" collection. Instances of immortality are prevalent in time travel fiction. Oxford defines immortality as "the ability to live forever; eternal life." A distinct sub-thematic characteristic is warnings of said time-traveling