Categories - Science

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  1. Canada Bans Commercial Fishing in Lakes St. Clair and Erie
  2. Canada Establishes the Experimental Lakes Area
  3. Captain James Cook
  4. Captive-Bred Condors and Ferrets Are Reintroduced into the Wild
  5. Caribbean Volcano Erupts, Destroying Much of Island of Montserrat
  6. Carl Friedrich Gauss
  7. Carl Sagan
  8. Carlson Invents Xerography
  9. Carothers Patents Nylon
  10. Carrel Develops a Technique for Rejoining Severed Blood Vessels
  11. Carson Publishes Silent Spring
  12. Carter Discovers the Tomb of Tutankhamen
  13. The Cassette for Recording and Playing Back Sound Is Introduced
  14. Cassinelli and Associates Discover R136a, the Most Massive Star Known
  15. Cech Demonstrates That RNA Can Act as an Enzyme
  16. Cerletti and Bini Develop Electroconvulsive Therapy for Treating Schizophrenia
  17. Chadwick Discovers the Neutron
  18. Chaim Weizmann
  19. Challenger Accident
  20. Chandrasekhar Calculates the Upper Limit of a White Dwarf Star’s Mass
  21. Chandrasekhara Venkata Raman
  22. Chapman Determines the Lunar Atmospheric Tide at Moderate Latitudes
  23. Charles Babbage
  24. Charles Darwin
  25. Charles Willson Peale
  26. Charles-Édouard Guillaume
  27. Chemical and Biological Warfare
  28. Cherenkov Discovers the Cherenkov Effect
  29. Chernobyl Nuclear Disaster
  30. The Chernobyl Nuclear Reactor Explodes
  31. China Announces Birth-Rate Reduction Plans
  32. China Conducts Atmospheric Nuclear Test
  33. China Detonates Powerful Nuclear Device
  34. China Explodes Its First Nuclear Bomb
  35. Chloramphenicol Is Discovered
  36. Chlorination of the U.S. Water Supply Begins
  37. Chlorofluorocarbons Are Banned in the United States
  38. Christiaan Huygens
  39. The City Initiates the Study of Urban Ecology
  40. Claude Bernard
  41. Clewell Corrects Hydrocephalus by Surgery on a Fetus
  42. Clinton Blocks Ban on Late-Term Abortions
  43. Clinton Convenes the Forest Summit
  44. Clyde William Tombaugh
  45. Cohen and Boyer Develop Recombinant DNA Technology
  46. Cohen Begins Research on Neutron Bomb
  47. Colin Maclaurin
  48. Colombia Legalizes Some Private Use of Drugs
  49. Columbia’s Second Flight Proves the Practicality of the Space Shuttle
  50. Common Ancestor of Humans and Neanderthals Found in Spain
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