HEATKEYS

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

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

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

The Center on the Developing Adolescent is a transdisciplinary research center founded on the recognition that adolescence represents a maturational period of great vulnerabilities and opportunities — with lifelong impact on health, education, well...

Nature - the world

Online shopping from the earth's biggest selection of books, magazines, music, DVDs, videos, electronics, computers, software, apparel & accessories, shoes, jewelry, tools & hardware, housewares, furniture, sporting goods, beauty & person...

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 ...

See what your friends are reading. Keep track of what you

Leiden University offers outstanding international students an intellectually exciting learning environment with high academic standards. Rather than concentrating on knowledge transfer, the focus is on debate and critical thinking whereby students

TED is a small nonprofit devoted to Ideas Worth Spreading -- through TED.com, our annual conferences, the annual TED Prize and local TEDx events.