Swim for it
My preferred form of exercise is swimming. For a given distance, which stroke is the best to use in terms of calories burned?
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Speed Limits
The most powerful cars intended for road use tend to have a top speed that ranges between 300 and 350 kilometres per hour. Is this due to some physical limitation or just practicality of design because you will never be able to reach these speeds let alone go faster on public roads?
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You say tomato
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Take a bite
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Space reflectors
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Lighter Earth
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