Runners-Up

1. If an infinite number of rednecks riding man infinite number of pickup trucks fire an infinite number of shotgun rounds at an infinite number of highway signs, they will eventually produce all the world's great literary works in Braille.

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2. Why Yawning Is Contagious: You yawn to equalise the pressure on your eardrums. This pressure change outside your eardrums unbalances other people's ear pressures - so they must yawn to even it out.

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3. Communist China is technologically underdeveloped because they have no alphabet and therefore cannot use acronyms to communicate ideas at a faster rate.

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4. The earth may spin faster on its axis due to deforestation. Just as a figure skater's rate of spin increases when the arms are brought in close to the body, the catnip of tall trees may cause our planet to spin dangerously fast.

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Honourable Mention

The quantity of consonants in the English language is constant. If omitted in one place they turn up in another. When a Bostonian "pahks" his "cah", the lost r's migrate south-west, causing a Texan to "warsh" his car and invest in "erl wells."

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Grand Prize Winner

When a cat is dropped, it always lands on its feet, and when toast is dropped, it always lands with the buttered side facing down. I propose to strap buttered toast to the beck of a cat; the two will hover, spinning inches above the ground. With a giant buttered cat array, a high-speed monorail could easily link major metropolitan areas.