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How safe is your luggage really?
Break into and reseal a locked suitcase demonstration
Posted 13 years ago by Timbus in category: interesting   Comments (0)

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Good Explanation Of How Differential Steering Works
Posted 12 years ago by boyt in category: interesting   Comments (0)

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The impulse to help
Max Planck Institute for Evolutionary Anthropology
Posted 12 years ago by boyt in category: interesting   Comments (3)

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10 Misconceptions Rundown
Posted 12 years ago by boyt in category: interesting   Comments (3)

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Supersonic Flight - Sonic Booms
How it works
Posted 13 years ago by Trent41 in category: interesting   Comments (0)