Frogs never drink water! They absorb it through their skin.
Leonardo da Vinci made the first draft for the contact lenses. They should have been made of thin glass filled with water...
The power of the first lasers was measured by the number of razor blades the laser beams could pass through.
In the Middle Ages, all believed as did Aristotle, that the heart is the center of intelligence.
Mammoths became extinct 1,000 years after Egyptians completed the construction of the pyramids.
Elephants are the only animals that can’t jump.
