Since your boss, not you, controls how much sporty space you have around your desk, you might not be surprised to learn that the average square feet allocated per worker hasn't changed in two decades.

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Sea Level has regularly changed every 100, 000 years by up to 400 feet (130 m), in concert with the regular ice ages over the last three million years.

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That changed in the mid-1980s, when microscopic sieves--spread throughout steel tubes 30 feet long and 4 to 5 inches in diameter--were developed to filter out undesirable elements before the whey is dried to a powder for use in food manufacturing.

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My feet seem to remember how to land properly, on my forefoot, and that improved form has changed my running tremendously.

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