Monthly Archives: May 2012

Miles of Blood Vessels

The average child has over 60,000 miles (10+04) of blood vessels in his or her body, according to The Franklin Institute.  Adults have even more—roughly 100,000 miles (10+05) of blood vessels.  Laid out end to end, they would circle the earth four times and the moon nearly fifteen.

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Honey Bees

Honey bees collect nectar and store it as honey to give them energy and keep their hives warm.  In the hottest months, a healthy hive has anywhere from 40,000 to 80,000 bees (10+04).  Most bee colonies have one breeding female, the ‘queen’, a few thousand males, known as ‘drones’, and thousands and thousands of sterile [...]

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10-to-minus15

There are many ways to look at 10-15.  This power of ten is: the scale of the atomic nucleus the length in meters of a proton and neutron the weight in kilograms of an E. coli bacterium the pressure in pascals of outer space between stars in the Milky Way the size or volume in [...]

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Saturn’s Rings

Saturn’s rings are 500,000 miles (10+05) or 2,640,000,000 feet (10+09) in circumference but only about one foot thick. Learn more about Saturn at SpaceFacts.net

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The Shortest Time Interval Ever Measured

According to The Times of India, in 2010 a group of German physicists claimed “to have measured the shortest-ever time interval by discovering the tiniest duration an electron takes to leave the atom.” The scientists found that “when light is absorbed by atoms, the electrons become excited and get ejected from the atom if the [...]

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  • Countdown to Powers of Ten Day

    • 10/10/10 1451 days ago