• AAUW Educational Foundation fellowships and grants
• Environmental Protection Agency
• NASA
• National Archives and Records Administration
• National Endowment for the Humanities
• National Institutes of Health
• National Science Foundation
• TRAM: Research funding opportunities and administration
• U.S. Department of Energy's Department of Science
• U.S. Department of Education: Funding Opportunities
• U.S. Government Grants

Scholarships

• 2004 Colleges, College Scholarships, and Financial Aid Page
• FastWeb
• NextStudent
  
• Rhodes Scholars
• U.S. News Online

Other Sites

• FinAid - "The Smart Student Guide to Financial Aid"
• Foundations Online - directory of charitable grantmakers
• Grants and fellowships from CollegeAdmisions.com
• Grants and related resources - from Michigan State University
• Grants Center from Education World
• Grants Galore - help with finding grants both public and private
• Grants Information Center - from the University of Wisconsin
• Mapping Your Future
• The Foundation Center - gateway to philanthropy on the web
• ScholarshipHelp.org - explains the whole scholarship application process