In a dystopic future on Earth, as a woman comes home from vacation, she hears about a continent emerging from the sea as old ones sink, and returns to find her husband released from Rehabilitation Camp. He and his fellow researchers discover how to make a “sun tap” to channel the sun’s energy into power, but then he is again forced away by the government, into a hospital.

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 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.

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

A scientist reminisces about an old affair while he watches his time-machine lab burn down.

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

Through three tales of impossible machines with abilities to manipulate the physical world, travel through time and space, and bestow telepathy onto an entire community, candidates of an engineering exam in the far future are asked to ponder fantastical implications of technology.

The world is at war: on one side, the corporate remains of human civilization. On the other, the aliens who have returned from Mars to live and regrow the Northern Hemisphere. In the midst of the war, one unnamed corporate solider realizes that their travel technology can be used to time-travel and takes that opportunity to try to save lives in the midst of this senseless violence.

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.

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