Twitter marks 10th birthday searching for followers, profits
The social media site famous for hashtags and a 140-character "tweet" limit turned 10 years old Monday, having evolved from what was originally billed as a "microblogging" site into one of the Internet's most influential means of communication.
When Capt. Chesley Sullenberger safely landed a disabled US Airways plane with 150 passengers into a frigid Hudson River in January 2009, witnesses tweeted photos of passengers being rescued from the floating plane.
The San Francisco-based company last year added a "Moments" feature, a tool that bundles video, photos and links to news stories, making it easier for people to find hot topics of discussion without needing to figure out whom to follow to receive updates.