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Mark Olson
  • Member for 3 years, 5 months
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About

I'm a retired chemical physicist-turned software developer and manager and a science fiction and history enthusiast living outside Boston.

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All Questions Answers
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89 Did Aztecs know how many continents there are on earth? Mar 2
86 When did the Roman Empire fall according to contemporaries? Jul 11 '19
76 How did the general population of England convert so smoothly to Protestantism? May 22 '18
52 Why did Lincoln wait to issue the Emancipation Proclamation? Jan 16 '19
45 What is the difference between the Ancient Greek religion and the Ancient Roman religion? Nov 1 '19
29 What is the pre-schism Christian church called today? Jul 17 '18
19 How is progress in history made? May 16 '18
16 Why didn't colonial empires exchange their colonies with others empire to make their territories whole? Mar 16
13 What was the policy on academic research being published beyond the iron curtain? Mar 16
12 Are there any examples of overpopulation? May 27 '18
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