Cosmology and quantum physics both offer tantalizing possibilities that we inhabit just one reality among many. But testing ...

Wormholes have been a staple of science fiction for decades, promising instant travel across vast distances of space and time ...

For decades, the idea of parallel worlds sounded like science fiction. But modern physics has introduced theories that ...

Readers interested in science fiction grounded in real scientific inquiry can now follow the public development of Revelation ...

Space travel, alien dialogues, fiddling with human DNA—science fiction loves to shatter the limits of the impossible. Yet, not every movie in the genre ...

Forbes contributors publish independent expert analyses and insights. I cover aerospace, astronomy & hosted The Cosmic Controversy Podcast. As the recent Worldcon 2025 Convention here in Seattle ...