|
|
In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
There are more sensory neurons in the tongue than in any other part of the body.
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).
Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.
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.