Yahoo!
Like a persnickety bride before her wedding, Yahoo! Inc. tried 30 new looks for 30 days in a row before settling on the clean purple getup you see here. The logo redesign is tame compared to some other contenders, sticking close to the company’s original 1994 design. You’ll also have fun learning the quirky, secret messages hidden in famous company logos.
Microsoft
When you’re as big of a brand as Microsoft, you don’t have to tell people your name. Microsoft ditched its name logo and opted for iconic colored boxes.