Birds of the World (BOW) is a powerful research database that brings together deep, scholarly content from celebrated works of ornithology with millions of bird observations from eBird and multimedia from the Macaulay Library into a single platform where biologists and birders can explore comprehensive life history information on birds. BOW content is written by ornithologists all over the world and was amassed from four major celebrated works of ornithology: Birds of North America, The Handbook of Birds of the World, Neotropical Birds, and Bird Families of the World.

Bloomsbury Cultural History is a fully cross-searchable digital resource that engages with culture throughout the ages from antiquity to modernity. Thanks to its interdisciplinary nature and ever-expanding collections, this unique digital reference tool promises to be an essential resource on many courses from cultural studies and sociology to history and anthropology. With exclusive digital access to Bloomsbury’s Cultural Histories series as well as an extensive e-book collection, image partnerships with the Wellcome Collection and supporting features like lesson plans and an interactive timeline, it has never been easier for students and scholars alike to explore the cultural worlds that have shaped our own.

The resource grants access to the archival volumes of 29 medical journals (partly with high impact factor) published by the British Medical Journals Publishing Group, amongst others to the renowned British Medical Journal. Access to content before 2006 is enabled by the publisher at no cost, content is publicly available.

Book Citation Index--Science (BKCI-S) and Social Sciences & Humanities (BKCI-SSH) The Book Citation Index is a multidisciplinary index to the literature of the sciences, social sciences, and humanities. Database Coverage: 2005 (copyright year) to the present

Cairn offers the most comprehensive collection of French and Belgian journals in social sciences available online. Note that access to newer content is generally not free of charge (moving wall 2 to 5 years).

Cambridge Books Online is the online content delivery service for Cambridge University Press's electronic book collections. The current MPG subscription comprises selected subject collections, additional content may have been licensed by individual Max Planck institutes. Max Planck authors can publish their scientific work at CUP as an Open Access eBook, with book publishing charges partly covered centrally. Further details are available on the MPDL website.

SciFinder-n is a research solution that provides access to the world's most comprehensive and authoritative collection of chemical reactions, substances and scientific literature curated by expert scientists in chemistry and related fields like physics, material science, biochemistry and genetics. Of key importance is CAS Registry, the CAS substance collection, which includes substances, their names, structures and registry numbers. In addition, proteins and nucleic acid data are indexed providing a unique environment for molecular biologists, e.g. for design of target molecules. Furthermore, two additional CAS solutions are part of the MPG subscription: * CAS Formulus: a comprehensive formulations database that supports formulation scientists to create products * CAS Anlaytical Methods: a tool to search, compare and understand the latest published analytical and synthetic scientific methods

The collection contains reports prepared for and by a variety of Soviet and Ukrainian government agencies, such as the KGB, documenting and detailing the most important developments in the wake of the explosion of the Chernobyl Nuclear Power Plant (NPP) on April 26, 1986 in the Ukrainian city of Pripyat. It also provides internal reports and investigations on the various causes of the disaster, including the problems with the design of the NPP, and the extent of the Soviet and Ukrainian government knowledge on many of the shortcomings that made the Chernobyl meltdown not only possible but in a sense inevitable.

The Chernobyl Newspapers Collection comprises three previously unavailable local newspapers published in the Chernobyl area in the years before and after the nuclear disaster. The collection gives researchers unique access to important lesser-known primary sources from the era. The two newspapers "Prapor peremohy" (1981-1988) and "Trybuna pratsi" (1981-1990), published in Ukrainian within or in the immediate vicinity of the exclusion zone, provide the opportunity to explore the larger socio-cultural and historical context of the regions affected by the Chernobyl disaster. "Tribuna Energetika" (1979-1990), published in Russian under the aegis of the Chernobyl Nuclear Power Plant, provides insight into the everyday life of the power plant and the city of Pripyat.

The Cochrane Library is an electronic publication designed to supply high quality evidence to inform people providing and receiving care, and those responsible for research, teaching, funding and administration at all levels.

Cogitatio is an academic and community-oriented publisher based in Lisbon, which was founded in 2014 with the aim of promoting the open access dissemination of scientific knowledge. Cogitatio currently publishes 4 peer-reviewed Open Access journals focusing on research in the social sciences and humanities. From January 1, 2023, the Max Planck Society covers article-processing charges for Max Planck authors centrally. Further details are available on the MPDL website.

Welcome to CogPrints, an electronic archive for self-archive papers in any area of Psychology, neuroscience, and Linguistics, and many areas of Computer Science (e.g., artificial intelligence, robotics, vision, learning, speech, neural networks), Philosophy (e.g., mind, language, knowledge, science, logic), Biology (e.g., ethology, behavioral ecology, sociobiology, behaviour genetics, evolutionary theory), Medicine (e.g., Psychiatry, Neurology, human genetics, Imaging), Anthropology (e.g., primatology, cognitive ethnology, archeology, paleontology), as well as any other portions of the physical, social and mathematical sciences that are pertinent to the study of cognition.

This collection of over 2,300 formerly classified U.S. government documents (most of them classified Top Secret or higher) provides readers for the first time with the declassified documentary record about the successes and failures of the U.S. intelligence community in its efforts to spy on the Soviet Union during the Cold War.

Columbia International Affairs Online (CIAO) is the most comprehensive source for theory and research in international affairs. It publishes a wide range of scholarship from 1991 onward that includes working papers from university research institutes, occasional papers series from NGOs, foundation-funded research projects, proceedings from conferences, books, journals and policy briefs. CIAO is also widely-recognized source for teaching materials including original case studies written by leading international affairs experts, course packs of background readings for history and political science classes, and special features like the analysis of a bin Laden recruitment tape with video.

The Company of Biologists, established in 1925, is a non-profit organization whose objectives are the advancement and promotion of research in, and the study of, all branches of biology. The Company's journals "Development", "Journal of Cell Science", and "The Journal of Experimental Biology" are international in their outlook, reputation and readership. The Open Access journals "Disease Models & Mechanisms" and "Open Biology" join this portfolio. The MPG subscription also covers article-processing charges for Max Planck authors in all The Company of Biologists' journals. Further details are available on the MPDL website

The Confidential Print series, issued by the British Government between c. 1820 and 1970, covers the most important papers generated by the Foreign and Colonial Offices. These range from single-page letters or telegrams to comprehensive dispatches, investigative reports and texts of treaties. All items marked ‘Confidential Print’ were printed and circulated immediately to leading officials in the Foreign Office, to the Cabinet and to heads of British missions abroad. This collection consists of the Confidential Print for the countries of the Levant and the Arabian peninsula, Iran, Turkey, Egypt and Sudan. Beginning with the Egyptian reforms of Muhammad Ali Pasha in the 1830s, the documents trace the events of the following 150 years, including the Middle East Conference of 1921, the mandates for Palestine and Mesopotamia, the partition of Palestine, the 1956 Suez Crisis and post-Suez Western foreign policy, and the Arab-Israeli conflict. This collection is available on the platform Archives Direct which features content from Sources from The National Archives, UK

Criminal Justice Abstracts contains of in-depth abstracts of current books, book chapters, journal articles, government reports, and dissertations published worldwide. The database also offers extensive coverage of new books from scholarly and commercial publishers and valuable reports from public and private agencies in many nations. Prepared in co-operation with the Don M. Gottfredson Library of Criminal Justice at Rutgers University Law Library, Criminal Justice Abstracts covers a wide range of topics in criminal justice, including crime trends, crime prevention and deterrence, juvenile delinquency, juvenile justice, police, courts, punishment and sentencing.

The Cross-National Time-Series database provides internationally-comparative economic variables, including government expenditure, population, territorial size, per capita GDP, trade, infrastructure, conflict events, elections, legislative process, political measures and international status indicators. Data for 200 countries is provided from 1815 onwards. Area Data, Computer Usage Data, Domestic Conflict Event Data, Economic Data, Electoral Data, Energy Data, Highway Vehicle Data, Identification Data, Industrial and Labor Force Data, Industrial Production Data, International Status Indicators Data, Legislative Process Data, Mail Data Media Data, Military Data, National Government Revenue and Expenditure Data, Phone Data, Physician Data, Political Data, Population Data, Railroad Data, School Enrollment Data, Telegraph Data, Trade Data, Urbanization Data.

Founded in 1949, the Current Digest was first published as The Current Digest of the Soviet Press (1949-1991), followed by The Current Digest of the Post-Soviet Press (1992-2010), and now The Current Digest of the Russian Press. Each week the Current Digest presents a selection of Russian-language press materials, carefully translated into English. The translations are intended for use in teaching and research. They are therefore presented as documentary materials without elaboration or comment, and state the opinions and views of the original authors, not of the publisher of the journal.

Data Europa EU is a central point of access to European open data from international, European Union, national, regional, local and geodata portals. The official portal for Euopean data consolidates the former EU Open Data Portal and the European Data Portal. Data Europa EU gives access and fosters the reuse of European open data among citizens, business and organisations. The portal promotes and supports the release of more and better-quality metadata and data by the EU’s institutions, agencies and other bodies, and European countries, enhancing the transparency of European administrations. Furthermore, it is intended to educate citizens and organisations about the opportunities that arise from the availability of open data. Currently, Data Europa EU contains more than 1.5 million European public sector datasets grouped by over 180 catalogues and pertaining to different topical categories.