The Super Bowl is Twitter's biggest annual event. But this year Twitter is facing more competition from Facebook.
A Super Bowl spot costs $4.5 million. Here's what that would buy on major social media networks.
Mobile daily active users came in at 745 million on average for December 2014, up 34% year-over-year.
The social networking site launched new features allowing users to make video, and send private group messages.
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Amazon's blowout earnings on Thursday have analysts wondering if the company can keep the good news coming in the long term.
Ford Motor quarterly earnings beat Wall Street earnings expectations on Thursday, and the automaker maintained its 2015 profit forecast.