| 1. | Oxford University | Wikipedia audio article | 80 | |
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| 2. | History of the Jews in Puerto Rico | Wikipedia audio article | 65 | |
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| 3. | Arab slave trade | Wikipedia audio article | 58 | |
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| 4. | Slave breeding in the United States | Wikipedia audio article | 28 | |
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| 5. | Vegaphobia | Wikipedia audio article | 27 | |
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| 6. | Louisiana Creole people | Wikipedia audio article | 15 | |
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| 7. | 2002 Tampa airplane crash | Wikipedia audio article | 13 | |
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| 8. | Amphibious cargo ship | Wikipedia audio article | 12 | |
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| 9. | Commonwealth (U.S. state) | Wikipedia audio article | 12 | |
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| 10. | Genetically modified organism | Wikipedia audio article | 11 | |
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| 11. | Epistasis | Wikipedia audio article | 11 | |
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| 12. | George Washington | Wikipedia audio article | 11 | |
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| 13. | Alsace-Lorraine | Wikipedia audio article | 11 | |
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| 14. | Ramtha's School of Enlightenment | Wikipedia audio article | 10 | |
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| 15. | Human genetic engineering | Wikipedia audio article | 10 | |
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| 16. | Hague Conventions of 1899 and 1907 | Wikipedia audio article | 9 | |
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| 17. | Hippocampus | Wikipedia audio article | 8 | |
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| 18. | Benigno Aquino, Sr. | Wikipedia audio article | 7 | |
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| 19. | Mitigation banking | Wikipedia audio article | 7 | |
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| 20. | Louis Philippe II, Duke of Orléans | Wikipedia audio article | 6 | |
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| 21. | Berber languages | Wikipedia audio article | 5 | | Counter-Strike: Source
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| 22. | Shields Green | Wikipedia audio article | 5 | |
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| 23. | Afro-Asiatic languages | Wikipedia audio article | 4 | |
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| 24. | Jack Parsons (rocket propulsion engineer) | Wikipedia audio article | 4 | |
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| 25. | Legislative districts of Negros Oriental | Wikipedia audio article | 4 | |
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| 26. | German occupation of Czechoslovakia | Wikipedia audio article | 4 | |
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| 27. | Negroland | Wikipedia audio article | 4 | |
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| 28. | Soviet people | Wikipedia audio article | 3 | |
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| 29. | Black Codes (United States) | Wikipedia audio article | 3 | |
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| 30. | Trans Australia Airlines Flight 538 | Wikipedia audio article | 3 | |
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| 31. | Prince Motor Company | Wikipedia audio article | 3 | |
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| 32. | The Cross-Time Engineer | Wikipedia audio article | 3 | |
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| 33. | Transformers and Electricals Kerala Limited | Wikipedia audio article | 3 | |
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| 34. | East African Campaign (World War II) | Wikipedia audio article | 3 | |
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| 35. | Ernest Walton | Wikipedia audio article | 3 | |
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| 36. | Pixar Image Computer | Wikipedia audio article | 3 | |
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| 37. | History of Belize (1506–1862) | Wikipedia audio article | 3 | |
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| 38. | Albanian nationalism (Kosovo) | Wikipedia audio article | 3 | |
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| 39. | Polynesia | Wikipedia audio article | 3 | |
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| 40. | Bamakhepa | Wikipedia audio article | 2 | |
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| 41. | Queen Anne's War | Wikipedia audio article | 2 | |
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| 42. | Lyndon B. Johnson | Wikipedia audio article | 2 | |
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| 43. | Dark Matter Particle Explorer | Wikipedia audio article | 2 | | Dark Matter
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| 44. | List of islands of India | Wikipedia audio article | 2 | |
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| 45. | Punjabi dialects | Wikipedia audio article | 2 | |
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| 46. | Crockett, Texas | Wikipedia audio article | 2 | |
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| 47. | Philippine Negrito languages | Wikipedia audio article | 2 | |
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| 48. | Thomas Graham (chemist) | Wikipedia audio article | 2 | |
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| 49. | William Shockley | Wikipedia audio article | 2 | |
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| 50. | Adolf Hitler | Wikipedia audio article | 2 | |
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| 51. | Chemical attack | Wikipedia audio article | 2 | |
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| 52. | Worldwide Governance Indicators | Wikipedia audio article | 2 | |
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| 53. | The Foundations of the Nineteenth Century | Wikipedia audio article | 2 | |
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| 54. | National Highway 17 (India) | Wikipedia audio article | 2 | |
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| 55. | 1971 Iraq poison grain disaster | Wikipedia audio article | 2 | |
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| 56. | Venezuela | Wikipedia audio article | 2 | |
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| 57. | British Aerospace P.1216 | Wikipedia audio article | 2 | |
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| 58. | Christian Science | Wikipedia audio article | 2 | |
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| 59. | Mitt Romney | Wikipedia audio article | 2 | |
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| 60. | Benigno Aquino III | Wikipedia audio article | 2 | |
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| 61. | Texas A&M University | Wikipedia audio article | 2 | |
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| 62. | Spanish conquest of El Salvador | Wikipedia audio article | 2 | |
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| 63. | Italy | Wikipedia audio article | 2 | |
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| 64. | THC-O-acetate | Wikipedia audio article | 2 | |
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| 65. | Military history of Italy | Wikipedia audio article | 2 | |
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| 66. | 2003 invasion of Iraq | Wikipedia audio article | 2 | |
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| 67. | Public Security Intelligence Agency | Wikipedia audio article | 2 | |
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| 68. | Amoskeag Manufacturing Company | Wikipedia audio article | 2 | |
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| 69. | List of Georgian battles | Wikipedia audio article | 2 | |
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| 70. | Anti-Western sentiment | Wikipedia audio article | 2 | |
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| 71. | Charles Cornwallis, 1st Marquess Cornwallis | Wikipedia audio article | 2 | |
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| 72. | Neoadjuvant chemotherapy | Wikipedia audio article | 2 | |
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| 73. | John Langdon (politician) | Wikipedia audio article | 2 | |
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| 74. | Slavery | Wikipedia audio article | 2 | |
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| 75. | Genetic studies on Jews | Wikipedia audio article | 2 | |
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| 76. | Oliver Heaviside | Wikipedia audio article | 2 | |
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| 77. | Battle of Novi (1799) | Wikipedia audio article | 2 | |
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| 78. | Mosque of the Companions, Massawa | Wikipedia audio article | 2 | |
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| 79. | Leprosy in India | Wikipedia audio article | 2 | |
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| 80. | Khukhrain | Wikipedia audio article | 2 | |
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| 81. | All India Council for Technical Education | Wikipedia audio article | 2 | |
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| 82. | San Jose, California | Wikipedia audio article | 2 | |
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| 83. | CIELAB color space | Wikipedia audio article | 2 | |
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| 84. | Sociocultural evolution | Wikipedia audio article | 2 | |
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| 85. | Defense Intelligence Agency | Wikipedia audio article | 1 | |
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| 86. | The Great Atlantic & Pacific Tea Company | Wikipedia audio article | 1 | |
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| 87. | The Bell Laboratory Science Series | Wikipedia audio article | 1 | |
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| 88. | Triglav (computer) | Wikipedia audio article | 1 | |
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| 89. | Common Economic Space (CIS) | Wikipedia audio article | 1 | |
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| 90. | Greengate, Salford | Wikipedia audio article | 1 | |
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| 91. | Malnutrition | Wikipedia audio article | 1 | |
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| 92. | Nicanor the Deacon | Wikipedia audio article | 1 | |
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| 93. | National Highway 2 (India, old numbering) | Wikipedia audio article | 1 | |
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| 94. | Biograph Studios | Wikipedia audio article | 1 | |
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| 95. | Horrible Histories: Ruthless Romans (video game) | Wikipedia audio article | 1 | |
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| 96. | 1993 bombing of the World Trade Center | Wikipedia audio article | 1 | |
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| 97. | Karel Svoboda (scientist) | Wikipedia audio article | 1 | |
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| 98. | Yves Beauchemin | Wikipedia audio article | 1 | |
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| 99. | The Animal World (film) | Wikipedia audio article | 1 | |
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| 100. | Wakhjir Pass | Wikipedia audio article | 1 | |
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