Sci-Hub has the largest (> 88 million documents) database of full-text scientific papers, available for free. Approximately 80% of the collection are articles from scientific journals, most of them dedicated to …

Since 1962, SCI has been serving families during their most difficult, personal and challenging times. Today, we are the company that more than 600,000 families turn to each year for compassionate …

Sensitive compartmented information (SCI) is a type of United States classified information concerning or derived from sensitive intelligence sources, methods, or analytical processes.

Access scientific research, citation data, and authoritative publications across all disciplines on Web of Science.

Quickly locate key papers from reliable scientific journals and explore a comprehensive citation network to discover related research. Confidently capture the full picture of an idea’s development with …

Sci is an international, peer-reviewed, open access journal on all research fields published monthly online by MDPI. Open Access — free for readers, with article processing charges (APC) paid by …

Web of Knowledge provides access to a multidisciplinary index of scientific journal literature, including cited references and major journals across various disciplines.

Because the SCIE provides the underlying data for the Journal Impact Factor (JIF), it plays a central role in university rankings, faculty tenure decisions, and national research assessments. However, this …

Accelerate novel research of the highest quality with premier scholarly and scientific research tools. Explore the world’s most trusted citation database.