Microsoft Office, the company's suite of software products containing Word, PowerPoint and Excel, was launched in 1989 and hit shelves a year later. It became the go-to home computer software ...

Created in 1975 by childhood friends Bill Gates and Paul Allen, Microsoft today is one of the five Big Tech titans.

Microsoft was shaped by Bill Gates, Paul Allen, Steve Ballmer and Satya Nadella over the course of the last half-century in ...