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

Online shopping from the earth's biggest selection of books, magazines, music, DVDs, videos, electronics, computers, software, apparel & accessori...

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

UpToDate is an evidence based, peer reviewed information resource, available via the Web and Mobile Devices. Our community includes over 4,400 leading...

Translation by Babylon is a free online version of Babylon

Lit Genius is a community of scholars—and a crew of heroic hearts—devoted to annotating great literature. We host everything from the classics to ...

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...