Is time travel possible? For centuries, these questions have intrigued mystics, philosophers, and scientists. Much of ancient ...

Carl Sagan, the astronomer, Pulitzer Prize-winning author, and legendary popularizer of science, gave this interview during the making of "Time Travel." True to form, he discusses arcane aspects of ...

Neil and Brenda met just days after Neil invented his time machine, which proved to be a handy access pass. They watched the Beatles play at the Cavern Club. They figured out which religion’s version ...

Imagine a scenario in which you visit a friend’s home and, to your shock, discover a time machine sitting in her living room. After a few jaunts to check out some dinosaurs, stir up a little trouble ...

In the movies, time travelers typically step inside a machine and—poof—disappear. They then reappear instantaneously among cowboys, knights or dinosaurs. What these films show is basically time ...

Time travel can be a challenging trope, but these 11 sci-fi movies are impressive examples of how well this trope can work.

Our editors and experts handpick every product we feature. We may earn a commission from your purchases. What makes time-travel books so fascinating? A key genre of the science fiction ecosystem, ...