09/14/2026
Science Network is a group of science-based pages with interconnected rules, administrators, and moderators with professional degrees, field experience, and expertise in geology, biology, astronomy, and/or scientific illustration. We have been running our groups since approximately 2010. Our largest groups (as of September 13, 2026) are:
1. The Ordovician Period, 24,720
2. The Permian Period, 20,500
3. The Cambrian Period, 19,421
4. The Devonian Period, 18,537
5. Planet Mars, 15,104
6. The Carboniferous Period, 14,082
7. The Cretaceous Period, 12,567
8. The Silurian Period, 9726
9. Astronomy, 7794
10. The Precambrian, 6730
11. The Quaternary Period, 6126
12. The Triassic Period, 5923
13. The Pleistocene Epoch, 5902
14. The Jurassic Period, 5356
15. The Phanerozoic Eon, 4867
16. The Cenozoic Era, 3834
17. Planet Venus, 3793
18. The Ediacaran Period (old), 2329
19. The Ediacaran Period (new), 2006
20. The Paleozoic Era, 1607
21. The NeoProterozoic Era, 1204
22. The Hadean Eon, 1741
23. The Paleogene Period, 1179
24. The Mesozoic Era, 1172
25. The MesoProterozoic Era, 1114
26. The Archean Eon, 1064
27. The PaleoProterozoic Era, 1012
28. The Cryogenian Period, 937
29. The Neogene Period, 880
30. Science Technology Engineering Mathematics -STEM in the News, 817
31. The Holocene Epoch, 803
32. The Proterozoic Eon, 730
33. Earth Geologic Time Scale, 595
34. Insects Arachnids Myriapods and Other Terrestrial Arthropods, 588
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Science Network is a “badge” for Facebook Science groups that are linked via common Admins, Mode