Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.
Did you know?
HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.
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The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.
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Approximately 500,000 babies are born each year in the United States to teenage mothers.
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The longest a person has survived after a heart transplant is 24 years.
Power Versus Tripod Grip
Hydroelectric Power: Electricity Generation
Power-tower in Southern California, largest such facility in the world
The benefits of wind power
Wind, solar, biomass, and geothermal power account for less than 1% of global power generation