CiteSeerX indexes 1.5 million documents and over 30 million citations with a focus on computer and information science.
Odysci Academic Search for Computer Science and ElectronicsSearch engine that covers scholarship in CS and ECE such as ACM, IEEE, DBLP, CiteSeerX, and others with some unique functionality for limiting searches and controlling results (e.g., by university, only papers that received awards, etc.) Beta version.
National Information Technology LaboratoryUnder the National Institute of Standards and Technology, the Information Technology Laboratory (ITL) promotes U.S. innovation and industrial competitiveness by advancing measurement science, standards, and technology through research and development in information technology, mathematics, and statistics.
Science.gov: Science.gov searches databases and websites from 15 federal agencies, offering 200 million pages of authoritative U.S. government science information, including research and development results.
US-CERT strives for a safer, stronger Internet for all Americans by responding to major incidents, analyzing threats, and exchanging critical cyber security information with trusted partners around the world.