Ryan Wasserman explores a range of fascinating puzzles raised by the possibility of time travel, with entertaining examples from physics, science fiction, and p

Time travel is metaphysically possible. Nikk Effingham contends that arguments for the impossibility of time travel are not sound. Focusing mainly on the Grandf

The Hugo Award–winning author of Spin, praised as “a hell of a storyteller” by Stephen King, gives time travel his own mind-bending twist . . . Two events

A timely volume that uses science fiction as a springboard to meaningful philosophical discussions, especially at points of contact between science fiction and

In 2554, the World is Coming to its End, unless an impossible mission through 600 years of time travel succeeds. Maternal instinct knows no boundaries, includin