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Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

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There are more bacteria in your mouth than there are people in the world.

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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.

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Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

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Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

An ecological puzzle: the cicada, Diceroprocta apache, is active when air temperatures would appear An ecological puzzle: the cicada, Diceroprocta apache, is active when air temperatures would appear
Frank Lloyd Wright, Table lamp, executed for the Linden Glass Co. for the Susan Lawrence Dana ... Frank Lloyd Wright, Table lamp, executed for the Linden Glass Co. for the Susan Lawrence Dana ...
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Video: Knee Animation

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