So much of science fiction's core topics intersect with war, one way or the other. Rapid social change and technological innovation both get supercharged during wartime, and some of our greatest explorers are also warriors. So it's not surprising that many of science fiction's most well-known authors served in the…

Military science fiction author Elizabeth Moon has raised some eyebrows with her argument that everybody should have a unique identifier such as a barcode or chip, which would be "permanently attached" and "imprinted on everybody at birth."

Can you name the 10 greatest science fiction novels by women authors published in the past decade? That's a meme that's been making the rounds, in response to a perceived increase in the marginalization of women in SF.