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.

Three US time travelers in a Cold War alternative history get stuck in a time loop and decide to kill themselves to escape it. Unbeknownst to two of them, the attempt to cause their own demise will doom them to the time loop forever.

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.

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

Mrs. Berthelson is the only human that can travel through time, so she journeys to a post-apocalyptic Earth where she tries to sell life-saving supplies to the last surviving humans as they are about to escape the planet.

In a universe where time travel has become the norm, an inexplicable suicide epidemic afflicts the people who successfully ventured to the past, leaving a grisly detective with a confounding mystery to solve.

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 mysterious character finds himself transported to the future while witnessing events from the past.

A woman tries to understand the space-time continuum and his love.