Two science fiction masters—Jack McDevitt and Mike Resnick—team up to deliver a classic thriller in which one man uncovers the hidden history of the United

It is 1938, and the president embarks on a secret mission to reconnect with the people who need him. He hitches a ride with a thirteen-year-old boy who is on hi

Imagine what you could do if scalability wasn't a problem. With this hands-on guide, you’ll learn how the Cassandra database management system handles hundred