The ACM Digital Library is a vast collection of citations and full text from the Journal of the Association of Computing Machinery (ACM journal) and newsletter articles and conference proceedings.

arXiv.org is a digital archive that provides open access to more than 0.5 million e-prints in Physics, Mathematics, Computer Science, Quantitative Biology, Quantitative Finance and Statistics.

The Basic Local Alignment Search Tool (BLAST) finds regions of local similarity between sequences. The program compares nucleotide or protein sequences to sequence databases and calculates the statistical significance of matches.

The Center for Biological Sequence Analysis at the Technical University of Denmark has produced a large number of computational methods, which are offered to others via web servers.

CiteSeer is a scientific literature digital library and search engine that focuses primarily on the literature in computer and information science.

The Community of Science is the leading global resource for hard-to-find information critical to scientific research and other projects across all disciplines.

CDD is a protein annotation resource that consists of a collection of well-annotated multiple sequence alignment models for ancient domains and full-length proteins.

The DBLP server provides bibliographic information on major computer science journals and proceedings.

Eclipse is an open source community, whose projects are focused on building an open development platform comprised of extensible frameworks, tools and runtimes for building, deploying and managing software across the lifecycle.

eTBLAST is a unique search engine for searching biomedical literature that lets you input an entire paragraph and returns MEDLINE abstracts that are similar to it.

The ExPASy (Expert Protein Analysis System) proteomics server of the Swiss Institute of Bioinformatics (SIB) is dedicated to the analysis of protein sequences and structures as well as two-dimensional polyacrylamide electrophoresis (2-D PAGE).

Fastlane is an interactive real-time system used to conduct NSF business over the Internet.

Fedbizopps provides access to more than 20 000 federal business opportunities.

GeneCards is a searchable, integrated database of human genes that provides concise genomic, proteomic, transcriptomic, genetic and functional information on all known and predicted human genes.

Google search is a web search engine owned by Google, Inc., and is the most-used search engine on the Web.

Grants.gov is a central storehouse for information on more than 1000 grant programs that allows users to find and apply for federal grants.

IEEE Xplore is an online database of IEEE research publications. The Institute of Electrical and Electronics Engineers or IEEE is an international non-profit, professional organization for the advancement of technology related to electricity.

ISI Web of Knowledge is an online academic database provided by Thomson Scientific’s Institute for Scientific Information. It provides access to many databases and other resources.

Java Ranch is a friendly place for Java greenhorns.

Mathscinet is an electronic publication offering access to a carefully maintained and easily searchable database of reviews, abstracts and bibliographic information for much of the mathematical sciences literature.

As a collaborative network of scientists, MIDAS leads in researching the use of computational and mathematical models that will prepare the nation to respond to outbreaks of infectious diseases.

A resource from the National Institutes of Health’s Office of Extramural Research that provides information on grant submission dates.

P-InterProScan is a database of protein families, domains and functional sites in which identifiable features found in known proteins can be applied to new protein sequences.

PubMed comprises more than 19 million citations for biomedical articles from MEDLINE and life science journals. Citations may include links to full-text articles from PubMed Central or publisher web sites.

A resource that provides the latest documentation for the Python programming language.

The Registry is a continuously growing collection of genetic parts that can be mixed and matched to build synthetic biology devices and systems.

Hibernate is a powerful, high performance object/relational persistenceand query service. Hibernate lets you develop persistent classes following object-oriented idiom - including association, inheritance, polymorphism, composition, and collections.

Collecting information and maintaining a database of the molecular biology of the yeast Saccharomyces cerevisiae. This database includes a variety of genomic and biological information and is maintained and updated by curators.

Stack Overflow is a programming Q & A site that is free to use. Stack Overflow is collaboratively built and maintained by fellow programmers.

The SUN Developer Network is an on-line resource for Java developers.

The USPTO is an agency in the United States Department of Commerce that issues patents to inventors and businesses for their inventions.

The US Census Bureau is the government agency that is responsible for the US Census. It also gathers other national demographic and economic data.

Information resource on the Virginia Tech campus

The World Wide Web Consortium (W3C) is an international community where member organizations, a full-time staff, and the public work together to develop web standards.

Wikipedia is a multilingual, web-based, free-content encyclopedia project based on an openly-editable model. Wikipedia’s articles provide links to guide the user to related pages with additional information.

MathWorld is a free online mathematics reference work, created and largely written by Eric W. Weisstein.