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Did you know?
Illicit drug use costs the United States approximately $181 billion every year.
Did you know?
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Did you know?
Blood is approximately twice as thick as water because of the cells and other components found in it.
Did you know?
Everyone has one nostril that is larger than the other.
Did you know?
Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.