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12 | How Long Can You Balance a Pencil? 2015-08-07 |
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13 | A Brief History of Everything, feat. Neil deGrasse Tyson 2015-07-20 |
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14 | The Counterintuitive Physics of Turning a Bike 2015-07-17 |
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15 | How Do Bikes Stay Up? 2015-06-30 |
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16 | How To Detect A Secret Nuclear Test 2015-06-25 |
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17 | Upside Down Mountains in Real Life 2015-05-31 |
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18 | Why Raindrops Are Mathematically Impossible 2015-05-20 |
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19 | How to Find an Exoplanet 2015-05-06 |
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20 | How to Subtract By Adding 2015-05-01 |
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