Twitter is without a doubt the best way to share and discover what is happening right now.

Facebook is a social utility that connects people with friends and others who work, study and live around them. People use Facebook to keep up with fr...

YouTube is a place to discover, watch, upload and share videos.

Disqus is a global comment system that improves discussion on websites and connects conversations across the web.

foursquare

Google+ aims to make sharing on the web more like sharing in real life. Check out Circles, Messenger and Hangouts, just a few of the things we&#39...

Quora is a continually improving collection of questions and answers created, edited, and organized by everyone who uses it.