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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

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When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

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Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

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Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Observational learning in octopuses Observational learning in octopuses
Operant conditioning, also known as trial-and-error learning. Operant conditioning, also known as trial-and-error learning.
Calcium Carbonate, an Important Carbon Sink Calcium Carbonate, an Important Carbon Sink
Orangutans are limited to the islands of Sumatra and Borneo, where their numbers are rapidly declini Orangutans are limited to the islands of Sumatra and Borneo, where their numbers are rapidly declini
It is important for new employees to know the location of all fire extinguishers. (C) Sweep the area ... It is important for new employees to know the location of all fire extinguishers. (C) Sweep the area ...
The climate is changing rapidly, and greenhouse gases are the most likely cause. The climate is changing rapidly, and greenhouse gases are the most likely cause.
Video: Ultrasound of a Fetus (Sonogram)

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