Apr. 1—In the spring of 1977, Pete Carey walked into Apple's new office expecting to see the future. Instead, he saw filing cabinets. "There were filing cabinets everywhere," recalled Carey, a ...

In 1979, Steve Jobs led a delegation from Apple into Xerox's secretive Silicon Valley computer lab. The world would never be the same.

If you don’t have time for David Pogue’s 600-page epic, maybe you have eight minutes for the single biggest piece of news ...