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Did you know?
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Did you know?
The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.
Did you know?
The average office desk has 400 times more bacteria on it than a toilet.
Did you know?
The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.
Did you know?
The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.