Thorn, a nonprofit that provides detection and moderation software related to child safety, said it canceled its contract ...

One of the two original 560-pound Twitter bird logos that once perched atop the company’s Market Street headquarters in San Francisco has met a fiery end, courtesy of an upstart online marketplace.

The 560-pound bird logo that used to adorn Twitter's office was blown up in the Nevada desert as part of an elaborate stunt to promote an online marketplace app.