In a future Boston, a passenger train disappears from a subway system so complex the system creates a second dimension. Government officials work to retrieve the missing car, but struggle to solve the impossible mathematic equations the system created.

In the near future, an energy crisis compels humanity to take advantage of the one source left untouched by industrialization: the past.

A man reflects on his countless journeys on Greyhounds—and the woman he hoped to see at his destinations.

In an alternate Great Depressions NYC, a Jewish foreman investigates the true outputs of his factory as his eccentric German employer seeks to use an emerging idea called "industrivism," or the improvement of the human body through technology, created by a bored pulp writer, to recruit workers to fulfill his machinations. Without realizing, a pulp writer in an alternative 1920s New York City invents the idea of "industrivism" that earns her an audience with an eccentric German businessman. Meanwhile, a Jewish foreman investigate the true purpose of the factory and unearths his employer's dark past and future machinations.

Two airship engineers who suddenly find themselves jobless decide to make a dangerous train journey from post-war Baltimore to San Fransisco for better chances at finding work.

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.

Passengers remain on a bus that may never reach its destination.

While recovering from a serious illness, a ninety-year-old scientist wades through his patchy memory, piecing together fragments of images and emotions from his childhood as an immigrant in the once-moving American 1940s. He thinks about his admiration for airplanes, which have been outlawed in this alternate history. He considers how such scientific advancements can also bring about great destruction.

Days after announcing an invention that will change the fabric of his futuristic world, an inventor goes missing and two detectives must find out where he is and what his supposedly groundbreaking invention was.

A train conductor serves his community faithfully for fifty years and wins the hearts of the people along his track.