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

1. 50 Amazing Facts for Our 50th Issue, by Jason English
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2. Gifts for the Geek Home, by Miss Cellania
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3. Medicine Cabinet Etymology: 12 Product Names Explained, by Ethan Trex
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4. The Quick 10: 10 Underground Cities, by Stacy Conradt
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5. Test Your Color I.Q., by Allison Keene
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6. The Quick 10: 10 Before-They-Were-Famous Commercials, by Stacy Conradt
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7. 8 Weird and Wonderful Musical Instruments, by Miss Cellania
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8. Celebrity Surprises at Comic Con, by Jill Harness
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9. Why Are So Many Asteroids Named for Famous People?, by Ethan Trex
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10. Kurt Vonnegut "“ How to Get a Job Like Mine (Video), by Chris Higgins

And if you weren't obsessively refreshing mentalfloss.com for the first six months of the year, here's what else you missed:

Our 12 Most Popular Stories of 2010 (As of Mid-July)