Twitter's product head is jumping to Instagram
He's taking over the same position in the Facebook-owned social network.
Twitter VIPs don't see as many ads as everybody else
Some might not be seeing ads at all.
China's Twitter will expand text limit to 2,000 characters
Weibo is launching expanded messages as soon as February.
Nielsen adds Facebook to its social television ratings
The social network joins Twitter in measuring the popularity of TV shows.
Is Spotify about to get a lot more social?
Spotify points to a more social streaming service with the acquisition of Cord Project and Soundwave.
Judge says Facebook tagging violates protective orders
She says the notification the victim gets is enough to establish a violation.
You can now make Twitter polls last as short as you want
Twitter polls can now be timed anywhere between five minutes and seven days
'46 years' Facebook glitch is a New Year's gift from Unix
The social network's fixing it right now.