The human brain is 75% water.
Tuna swim an average of 9 mph constantly. They never stop moving.
A mole can dig a tunnel 300 feet long in just one night.
Certain frogs that can survive the experience of being frozen.
Mr. Peanut was invented in 1916 by a Suffolk, Virginia, schoolchild who won $5 in a design contest sponsored by Planters Peanuts.
Penguins can jump as high as 6 feet in the air.
The Sun shrinks in diameter by 5 feet every hour.
Mexico City is sinking at a rate of 18 inches per year as a result of draining the water table for human consumption.
Water expands by about 10% as it freezes.
A bolt of lightning is about 54,000 degrees F (30,000 degrees C); six times hotter than the Sun.