Have you ever wondered. * How an ATM verifies your identification and account information and dispenses cash in a matter of seconds? * What, if anything, is abl

From the award-winning Web site visited by more than 2.5 million people every month comes How Stuff Works, the definitive guide to the inner workings of everyda

From the award-winning Web site visited by more than 2.5 million people every month comes the hardcover reference guide How Stuff Works. This book is a definiti

Does God exist? Using an intellectually rigorous, scientific approach, Marshall Brain--the founder of HowStuffWorks.com and author of the How Stuff Works series

How might the world as we know it end? In this illustrated guide, How Stuff Works author Marshall Brain explores myriad doomsday scenarios and the science behin