Did You Know?

Did You Know? #8: Human Cell Replacement.

January 30, 2009 -- Written by: Tim Johnson

Every hour one billion cells in the body must be replaced.
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Did You Know? #6: The Human Head

January 29, 2009 -- Written by: Tim Johnson

The average human head weighs about 8 pounds.

Did You Know? #5: Eye Cones

January 22, 2009 -- Written by: Tim Johnson
If you look slightly to one side or the other of a dim star, you will be able to see it better. It will appear brighter.

Did You Know? #4: Nerve Density

January 22, 2009 -- Written by: Tim Johnson
Nerves are closer (and therefore more sensitive) on some parts of the body, than they are on others.

Did You Know? #3: Magnetite Crystals

January 22, 2009 -- Written by: Tim Johnson
Migratory birds, mammals, Salmon and other animals are known to have “Magnetite Crystals” incorporated into geometric patterns in their brains that may

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