A mathematician tries to convince his machinist friend to travel through time with him, leading to a heated discussion of man’s hubris and the possible paradoxes that could open up if they disturb the time-space continuum.

A young man struggles to rationalize with fate as he watches the people he loves experience immense pain and suffering. As he learns more about the physics of the universe and slowly teaches himself how to travel through time, he begins experiencing surreal moments where he can actually see the alternative paths he and his loved ones could have taken, and how they would all have been different if they had.

In an alternative timeline, a physics-loving, homosexual British mathematician finds himself alive and given a second chance at pursuing his studies.

A Black, American-born physicist ignores his colleagues' warnings about tampering with the timeline and— in an effort to alter a history of racism and violence towards his people—decides to change history himself.

A stranger from the faraway future appears in a young man's room in 1952 with an urgent mission.

While waiting for an unrequited love to return, an elderly woman ruminates on her role in discovering an elegant alien technology. She feels death approaching and regrets not seeing her love again before she passes—only for him to arrive in the nick of time.

A man who can travel through time and space finds himself a houseguest in the distant future.

A father-son duo of physicists set out to explore the mysteries of time travel, but when they manage to bring something back from the prehistoric past, they find that their discovery is far beyond what they expected.

When he comes back home from work to find that his wife has been cheating on him, a mad scientist builds a time machine to go back in time and ensure that her mother never gives birth to her, but things don’t turn out as expected.

A science fiction fan travels back in time to the 1930s in order to locate Isaac Asimov's famously lost first manuscript.