Confinement and culture shock in a hyper-urban worldRecent projections suggest that the human population will peak somewhere around 2085; it could even occur, according to some models, as early as 2060. But what would society look...

A personal struggle with cosmic consequencesSome people are their own worst enemy - that's particularly true for John Breton. One night, he finds himself confronted with an identical, rival version of himself - who has crossed ove...

Coming of age on a hollowed-out asteroidThe critic Algis Budrys said of this novel, "one feels a real shock as one realizes that Panshin after all has never been a girl growing up aboard a hollowed-out planetoid". He was praising ...

A tall tale of impossible products, mutants, and parallel EarthsClifford D. Simak explores the parallel worlds theme to intriguing, energetic effect in his 1953 novel Ring Around the Sun. In this tall tale, origina...

Entropic tales from the end of time It is a bit of a truism to say that people are entranced by imagining the end of the world. But what about the end of time? In this immensely distant scenario, entropy has had its way with ...