The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
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Lack of water is the #1 trigger of daytime fatigue.
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Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
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Termites work 24 hours per day and they do not sleep.
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You can reschedule your sleeping pattern by not eating 12-16 hours before you want to be awake. Upon eating after this time period, your internal clock will reset to a new day, with the time of your first meal being interpreted as "morning".
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Bats sleep 18-20 hours per day.
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A new baby usually deprives each of it's parents around 350-400 hours of sleep in the first year. That is one entire nights sleep per week, per parent.
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