It has been estimated that a bite from a grizzly bear can crush a bowling ball.
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There are 5 to 10 times more stars in the known Universe than there are grains of sand on all the world's beaches, but a single grain of sand has more atoms than there are stars in the known Universe.
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If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
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The oldest living person smoked cigarettes from the age of 21 to 117.
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A blind American man taught himself to navigate using echolocation. His hobbies include hiking and mountain-biking, and he has now trained over 500 students in his ‘tongue-click’ technique.
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Disney's first choice to play Jack Sparrow was Jim Carrey.
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