The crowning achievement of any professional writer is to get paid twice for the same material: write a piece for one publisher and then tweak it just enough that you can turn around and sell it to someone else. While it's specious to...

It has been over thirty years since the publication of this classic science fiction novel that changed the way we look at the stars and ourselves. From the savannas of Africa at the dawn of mankind to the rings of Saturn as man advent...

Time is running out for the passengers and crew of the tourist cruiser Selene, incarcerated in a sea of choking lunar dust. On the surface, her rescuers find their resources stretched to the limit by the pitiless and unpredictable con...