161 | Ada Lovelace 2008-03-06 |
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162 | The Multiverse 2008-02-21 |
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163 | Plate Tectonics 2008-01-24 |
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164 | The Four Humours 2007-12-20 |
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165 | Genetic Mutation 2007-12-06 |
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166 | The Fibonacci Sequence 2007-11-29 |
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167 | Oxygen 2007-11-15 |
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168 | Antimatter 2007-10-04 |
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169 | The Permian-Triassic Boundary 2007-06-28 |
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170 | Renaissance Astrology 2007-06-14 |
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