Community of Science - Search the COS Funding Opportunities database, Find researchers across the country, or Add yourself to the Expertise database and Alert service.
GrantsNet - Funding opportunities database supported by the Howard Hughes Medical Institute and the American Association for the Advancement of Science. Free registration required.
Egrants.net - Searchable Internet database of grants, contracts, and fellowships e-mail notification service that informs users of new grants and contracts in their specialized areas of interest.
IRIS - University of Illinois database for searching potential sponsor opportunities. From CUMC: choose Subscribers, WWW version.