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Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.
The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.
There are 60,000 miles of blood vessels in every adult human.
Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.