HEATKEYS

Free Lecture Notes, Syllabus, Tutorials, Audio and Video from MIT professors. All Free. No registration. | MIT OpenCourseWare | ocw.mit.edu

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

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 friends, upload an unlimited number of photos, post links and videos, and learn more about the people ...

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

MIT OpenCourseWare news and information.

Computer Glossary, Computer Terms – Technology Definitions and Cheat Sheets from Whatis.com – The Tech Dictionary and IT Encyclopedia

Internet Archive is a non-profit digital library offering free universal access to books, movies & music, as well as 150 billion archived web pages.

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

Get in-depth coverage of current and future trends in technology, and how they are shaping business, entertainment, communications, science, politics, and culture at Wired.com.

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've been working on.