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Did you know?
Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
Did you know?
In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
Did you know?
There are more sensory neurons in the tongue than in any other part of the body.
Did you know?
Approximately 500,000 babies are born each year in the United States to teenage mothers.
Did you know?
The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.