McDonalds, JetBlue and Nike are among the companies worth following online
Exxon Mobil knocks Wal-Mart from the top spot. Who else made the top 50 this year?
See 25 of FortuneâÄôs favorite covers from past 500 issues, and tell us which one you like best..
Female Fortune 500 execs share their secrets to success
Freddie Mac and Fannie Mae continued to lose -- they're the two worst Fortune 500 money losers for the third year in a row. Who else lost big?