Can Galactic Empires Exist Without Faster-Than-Light Travel?

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My newest science fiction novel, Lockstep, was recently serialized in Analog magazine. Reactions have been pretty favourable — except that I've managed to offend a small but vocal group of readers. They're outraged that I've written an SF story in which faster than light travel is impossible. » 3/31/14 8:09pm 3/31/14 8:09pm

How to Build an Army in Space

What kind of military would you need to wage a war in space? You've got your Napoleonic space navies, which can lay waste to one another in empty sections of space. You've got space marines, who are armored up and ready to kill anything that moves. And finally, you've got the fighter jocks, who run interference and… » 6/06/13 2:03pm 6/06/13 2:03pm