"Science.gov searches over 40 databases and 1,950 selected websites, offering 200 million pages of authoritative U.S. government science information, including research and development results."
"Science.gov searches over 40 databases and 1,950 selected websites, offering 200 million pages of authoritative U.S. government science information, including research and development results."
Citations for over 70,000 publications and full-text and map content for over 40,000 publications on geologic subjects.