Silk was developed in China were it was kept a secret for more than two thousands years. Anyone found trying to smuggle silkworm eggs or cocoons out of the country was immediately put to death.

The word racecar and kayak are the same whether they are read left to right or right to left.

One of the most dangerous insect in the world is the common housefly. They carry and transmit more diseases than any other animal in the world.

AMAZING FACTS