In a brilliant, chilling series of nine related short stories, the author chronicles robot development from its crude mid-twentieth century beginnings to a state of such perfection that a hundred years later robots are running man's world for his own good. Dr. Asimov has endowed his mechanical creations with disarmingly human personalities -- from Robbie, the beloved, mute nursemaid of an eight-year-old girl, to Stephen Byerley who was elected first...

For more than thirty years-half his life-he was obsessively devoted to investigating Everything in the natural world. Nothing escaped his interest-how our eyes see, why the sky is blue, what forces build mountains, how light travels, where water comes from, and-most fascinating of all to Leonardo-the inner workings of the human body.

Cyberspace is the 21st century's greatest engine of change. Telecommunications, commercial and financial systems, government operations, food production - virtually every aspect of global civilization now depends on interconnected cyber systems to operate; systems that have helped advance medicine, streamline everyday commerce, and so much more. Cybersecurity expert and professor Paul Rosenzweig delivers your guide to understanding the intricate nature...

In the course of an exciting experiment, the wizards of Discworld have accidentally created a new universe. Within this universe is a planet that they name Roundworld. Roundworld is, of course, Earth, and the universe is our own. As the wizards watch their creation grow, Terry Pratchett and acclaimed science writers Ian Stewart and Jack Cohen use Discworld to examine science from the outside. Interwoven with the Pratchett's original story are entertaining,...