HEATKEYS

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

University of Texas at Austin Digital Repository

Academia.edu helps academics follow the latest research.

Science.gov is a gateway to government science information provided by U.S. Government science agencies, including research and development results.

SourceForge.net. Fast, secure and free downloads from the largest Open Source applications and software directory

Shut Up and Hack

Loyola eCommons is an open-access, sustainable, and secure resource created to preserve and provide access to research, scholarship, and creative works created by the Loyola University Chicago community.

WorldWideScience.org is a global science gateway

Vanderbilt University, located in Nashville, Tennessee, is a private research university and medical center offering a full-range of undergraduate, graduate and professional degrees.

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 ...