The sprawling frame of Archaeopteryx is one of the most widely-recognized images from the world of paleontology, yet fewer than a dozen specimens of the iconic "first bird" have been unearthed since the the species was first discovered in 1861.
In the wake of our asteroid near-miss, people keep claiming that an asteroid wiped out the dinosaurs. But we all know it was the Cybermen. Or time-traveling hunters. Here are science fiction's best dinosaur-extinction theories.
Several of the most imaginative minds in science fiction (and science) gathered at this year's Readercon to discuss a fundamental question of our existence: Why does it seem like we're alone in the universe? Writers Jeff Hecht, Steven Popkes, Robert J. Sawyer, Ian Randal Strock, and Michael A. Burstein offered their…