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Did you know?
The horizontal fraction bar was introduced by the Arabs.
Did you know?
In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.
Did you know?
There are more sensory neurons in the tongue than in any other part of the body.
Did you know?
There are 60,000 miles of blood vessels in every adult human.
Did you know?
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.