› added 12 years ago

153

TIL Canada is the most educated country in the world.

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YgVW TIL that drying your hands with paper towel will reduce the bacterial count by 45 - 60% on your hands. However, using a hand dryer will increase the bacteria on your hands by up to 255% because it blows out bacteria already living in the, conveniently, warm moist environment.
1aQdW TIL Jesus was often depicted performing his miracles with a magic wand in early Christian art.
rMbe TIL in 1927 PEZ dispensers, known as “regulars,” were similar in shape to a cigarette lighter and dispensed an adult breath mint marketed as an alternative to smoking.
p8j5O TIL that the oldest dingo fossils in Australia are about 4,000 years old, so dingoes’ ancestors must have reached Australia by boat. Whole-genome studies consistently place dingoes between wolves and wolflike dog breeds.
GY5Rj TIL There is an annual Olympiad for high school Chemistry. It began in 1968 in Prague, and had 3 countries participate. It now includes 75 countries, each sending one student team of 4. There is a practical exam, followed by a written exam. Both can be up to 5 hours in length.