* Over the last 150 years the average height of people in industrialised nations has increased 10 cm (about 4 inches). In the 19th century, American men were the tallest in the world, averaging 1,71m (5'6"). Today, the average height for American men is 1,75m (5'7"), compared to 1,77 (5'8") for Swedes, and 1,78 (5'8.5") for the Dutch. The tallest nation in the world is the Watusis of Burundi.
* Hot water is heavier than cold
*At a glance, the Celsius scale makes more sense than the Fahrenheit scale for temperature measuring. But its creator, Anders Celsius, was an oddball scientist. When he first developed his scale, he made freezing 100 degrees and boiling 0 degrees, or upside down. No one dared point this out to him, so fellow scientists waited until Celsius died to change the scale
*At a jet plane's speed of 1,000 km (620mi) per hour, the length of the plane becomes one atom shorter than its original length
*Ostriches can run faster than horses, and the males can roar like lions
*Skunks can accurately spray their smelly fluid as far as ten feet
-Funny story about skunks...