Animal Eyes

Ketchup didn’t originally contain tomatoes but was rather a concoction made of fish or mushrooms. Once tomato ketchup was invented, a physician named John Cooke Bennet had the brilliant idea to press the sauce into pills and sell them as a cure for diarrhea, indigestion and rheumatism. The ketchup medicine craze didn’t last long.

You might have heard that Google is named after the number googol which is 10 to the power of 100. A googolplex is 10 to the power of a googol – it could never be written on paper because the amount of zeros exceeds the number of protons in the entire universe!

Your nose can smell at least 1 trillion scents. Scientists had long assumed our noses could distinguish about 10,000 odors. Human beings tend to think of themselves as visual first, auditory second, then touch and taste.