HEATKEYS

Providing researchers with access to millions of scientific documents from journals, books, series, protocols and reference works.

Prezi is the zooming presentation editor

AbeBooks is your source for Used, New, Rare and Out of print books. Find classic collectibles, rare signed editions, used textbooks, and inexpensive bestsellers from independent booksellers worldwide.

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...

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

from News-Medical.Net - Latest Medical News and Research from Around the World

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

Choose from more than 100 million new & used books, used textbooks, and rare, out-of-print books from over 8,000 independent book stores around the world.

Flickr is almost certainly the best online photo management and sharing application in the world. Show off your favorite photos and videos to the world, securely and privately show content to your friends and family, or blog the photos and videos you...