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Creation Date 

1. Before 1957  (13,391)
2. 1957 To 1973  (83,933)
3. 1974 To 1990  (514,324)
4. 1991 To 2008  (4,367,360)
5. After 2008  (8,417,581)
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New Records 

1. New From Last Week  (14,812)
2. New From Last Month  (268,897)
3. New From Last 3 Month  (331,169)
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Resource Type 

1. Articles  (6,951,497)
2. Patents  (3,807,517)
3. magazinearticle  (1,315,059)
4. Book Chapters  (475,804)
5. Reviews  (328,352)
6. Conference Proceedings  (237,856)
7. Books  (99,064)
8. Thesises (postgraduate)  (70,613)
9. Reports  (60,767)
10. Newspaper Articles  (34,991)
11. Newsletter Articles  (28,705)
12. References  (11,435)
13. Web Resources  (10,359)
14. Text Resources  (5,377)
15. Images  (4,315)
16. Datasets  (2,609)
17. Standards  (1,628)
18. Other  (849)
19. Government Documents  (824)
20. Videos  (647)
21. Journals  (410)
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Subject 

1. Science & Technology  (3,597,619)
2. Physics  (3,338,503)
3. Counting  (2,372,827)
4. Computing  (2,370,340)
5. Calculating  (2,369,516)
6. Technology  (1,778,242)
7. Electric Digital Data Processing  (1,433,190)
8. Life Sciences & Biomedicine  (1,315,237)
9. Physical Sciences  (1,132,523)
10. Computer Science  (1,076,203)
11. Electricity  (1,029,688)
12. Engineering  (856,760)
13. Computer Systems Based On Specific Computational Models  (808,509)
14. Electric Communication Technique  (791,808)
15. Humans  (751,414)
16. Algorithms  (624,681)
17. Software  (481,700)
18. Computer Simulation  (479,789)
19. Social Sciences  (472,142)
20. Exact Sciences And Technology  (471,550)
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Author/Creator 

1. Lin, Herbert  (171)
2. Czachórski, Tadeusz  (76)
3. Wolfe, Alan  (56)
4. National Research Council (U.S.)  (18)
5. Computer Science and Telecommunications Board  (13)
6. National Research Council  (9)
7. Division on Engineering and Physical Sciences  (7)
8. National Research Council Staff  (5)
9. Lin, Herbert  (4)
10. Lin, Herbert S  (3)
11. Computer Science and Telecommunications Board Staff  (2)
12. Wang, Shawn X  (2)
13. Commission on Physical Sciences, Mathematics, and Applications  (2)
14. National Research Council (U.S.). Committee on the Past and Present Contexts for the Use of Ada in the Department of Defense  (1)
15. John C. Wooley  (1)
16. Shortliffe, Edward H  (1)
17. Wolfe, Alan  (1)
18. Millett, Lynette I  (1)
19. Lynette I. Millett  (1)
20. Buss, S. R.; Girard, J.-Y.; Lachlan, A  (1)
21. Hoffman, Allan R  (1)
22. Committee on Future Information Architectures, Processes, and Strategies for the Centers for Medicare and Medicaid Services  (1)
23. Czachórski, Tadeusz  (1)
24. National Research Council (U.S.). Committee on Future Information Architectures, Processes, and Strategies for the Centers for Medicare and Medicaid Services  (1)
25. Wooley, John C  (1)
26. Board on Children, Youth and Families Staff  (1)
27. Committee on Engaging the Computer Science Research Community in Health Care Informatics  (1)
28. National Research Council (U.S), Computer Science and Telecommunications Board Staff  (1)
29. National Research Council (U.S.). Committee on Networked Systems of Embedded Computers  (1)
30. National Research Council (U.S.). Naval Studies Board  (1)
31. National Research Council (U.S.). Committee to Study Global Networks and Local Values  (1)
32. Committee on Frontiers at the Interface of Computing and Biology, National Research Council  (1)
33. Herbert S. Lin  (1)
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Databases 

1. ProQuest Central  (6,704,223)
2. esp@cenet  (3,772,153)
3. ROAD: Directory of Open Access Scholarly Resources  (2,151,552)
4. DOAJ Directory of Open Access Journals  (1,808,652)
5. MEDLINE  (1,134,492)
6. GFMER Free Medical Journals  (1,003,260)
7. Free E- Journals  (1,001,724)
8. PubMed Central  (819,262)
9. arXiv.org  (730,883)
10. ProQuest One Psychology  (312,802)
11. Hyper Article en Ligne (HAL) (Open Access)  (277,247)
12. Springer Nature OA Free Journals  (264,128)
13. HighWire Press (Free Journals)  (200,659)
14. Ebook Central - Academic Complete  (193,252)
15. Wiley Online Library Open Access  (149,587)
16. Institute of Physics Open Access Journal Titles  (120,951)
17. Education Resources Information Center (ERIC)  (103,271)
18. IEEE Xplore Open Access Journals  (98,529)
19. Coronavirus Research Database  (95,882)
20. PLoS  (95,721)
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Language 

1. English  (12,862,334)
2. Chinese  (1,388,477)
3. French  (604,767)
4. Japanese  (561,780)
5. German  (374,762)
6. Korean  (142,222)
7. Portuguese  (45,109)
8. Russian  (42,998)
9. Spanish  (36,535)
10. Italian  (7,561)
11. Croatian  (6,765)
12. Norwegian  (6,152)
13. Swedish  (6,029)
14. Polish  (5,051)
15. Ukrainian  (4,892)
16. Czech  (3,718)
17. Turkish  (3,641)
18. Indonesian  (3,480)
19. Hebrew  (3,401)
20. Danish  (3,150)
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Journal Title 

1. Arxiv  (305,666)
2. arXiv.org  (691,263)
3. Computerworld  (122,130)
4. Eweek  (79,801)
5. Ieee Access  (80,199)
6. Informationweek  (79,749)
7. Network World  (121,900)
8. Plos One  (76,254)
9. Protoview  (92,068)
10. Scitech Book News  (72,674)
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