HEATKEYS

The authoritative Collins dictionaries now available online. Search amongst hundreds of thousands of words and expressions in Spanish, French, German, Italian, Chinese, Portuguese, Russian and synonyms dictionaries.

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

A different astronomy and space science related image is featured each day, along with a brief explanation.

Jordan Geiger

Create, record and share the sounds you create anywhere to friends, family and the world with SoundCloud, the world

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

IMDb: The biggest, best, most award-winning movie site on the planet.

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 ...

Change.org is the leading site for social change, providing daily news and information about important social issues and empowering people to take action.

Vimeo is a respectful community of creative people who are passionate about sharing the videos they make. We provide the best tools and highest quality video in the universe.