In the mountains of Pakistan, a high-tech mission aimed at preventing another nuke on US soil goes off the rails - with deadly results. At a Wall Street investment firm, a computer intelligence takes...

From bestselling Nebula-Award winning William Ledbetter comes a groundbreaking collection of science fiction short stories that will bend your heart like a black hole. From AI to robot medics to life...

Fifteen years after warring artificial intelligences nearly destroyed Earth, Abby, the daughter of Killday hero Leah Gibson, finds an artifact from that struggle, upsetting a delicate balance of power...