Eight hundred-page filing document reveals social media company's opportunities, challenges.

Militants taunted the Kenyan military, defended the mass killings and threatened more bloodshed.

Can be considered 21st century-equivalent of a campaign yard sign, a federal appeals court ruled.

Brief access was "technical glitch", according to Iran's communications official.

Microsoft is making its Xbox Music streaming service available even to those who don't use Windows 8.

BlueLine is being touted as a site where officers can share their expertise, insight and information securely.

Charles Xue, who has over 12M followers on a Twitter-like platform, is suspected of visiting a prostitute.

Amazon-run servers had problems coinciding with outages, slowdowns.

Unprecedented coverage included details on testimony, photos and even an audio clip from a key witness.

An 18-year-old accused of killing a bicyclist with his car boasted about speeding on Twitter.