Tumblr revives Replies to restore the art of conversation
One of Tumblr's fan-favorite features is coming back.
Facebook fights harassment with impersonation alerts
It's testing a feature that lets you know when someone is trying to imitate you.
Pope Francis is starting his own Instagram account (update: live)
Just don't count on seeing many papal selfies.
Twitter adds Unity support to its mobile development toolkit
Fabric now supports one of the industry's most popular game development engines
Facebook wants to detect slang before it's popular
A software glossary patent would pick up on your lingo while it's still fresh.
Google hires the creator of 4chan
Moot, aka Chris Poole, will bring his online community know-how to Mountain View.
Pro-ISIS hackers threaten Facebook and Twitter over crackdowns
The extremists aren't happy about losing key propaganda channels.
Facebook hopes you'll send birthday wishes in 15-second videos
Deliver a more personal 'happy birthday' note with your iPhone.
Facebook created a super-detailed population density map
It'll help connect more of the world to the internet.