Analog is the magazine of "science fiction and fact." They publish stories in which some "aspect of future science or technology is so integral to the plot that, if that aspect were removed, the story would collapse. " According to their guidelines, they pay 8-10 cents per word for short fiction (up to approximately 20,000 words), 6 cents per word for serials (40,000-80,000 words), 9 cents per word for fact articles, and $1 per line for poetry. To learn more, refer to their submission guidelines.