Microsoft's Skype has finally shut down, concluding its 22-year tenure as the once-dominant internet calling and messaging service. Microsoft acquired Skype in 2011 for $8.5 billion in what was then ...

After kickstarting the market for making calls over the internet 23 years ago, Skype is closing down. Microsoft, which acquired the messaging and calling app 14 years ago, said it will be retiring it ...