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A Moment of Science

Posts tagged grain of sand

July 7, 2014

 

A field of large cobble stones fills the frame.

Kidney Stones: A World Of Pain

On this episode, we'll journey into the kidneys to find out what makes kidney stones hurt so much.

September 27, 2003

 

Rocky Weather Forecasting

If you find yourself away from a city, spend an hour looking up on any clear, moonless night. You’re bound to see a few brilliant “shooting stars.” These actually have nothing to do with stars: They’re meteors, and if your viewing conditions are good, you can see about seven per hour on any given night.

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