In case you weren't obsessively refreshing mentalfloss.com all week, here's what you missed:

1. Just a Penny! It’s a Steal! How Columbia House Made Money Giving Away Music, by Ethan Trex
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2. Unsung Dads of the Animal Kingdom, by Kara Kovalchik
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3. Whatever Happened to Hitler’s Body?, by Matt Soniak
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4. How Many Ridges Are on a Quarter? (And Why Are They There in the First Place?), by Matt Soniak
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5. Winnie Ille Pu: The Latin Versions of 10 Modern Stories, by Andréa Fernandes
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6. Dear Photograph, by Ransom Riggs
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7. Operation Barbarossa: The Biggest Military Adventure in History, by Erik Sass
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8. The Worst First Pick in Basketball History, by Ethan Trex
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9. 10 Funny and Fabulous Flowcharts, by Miss Cellania
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10. Netflix Envelope Art, by Colin Perkins