Sunsets only exist because the Earth's atmosphere scatters the light like a prism.
It's raining diamonds on Saturn.
Cheetahs cannot retract their claws.
Avocados belong to the berry family.
There are pink dolphins in the Amazon.
Niagara Falls has never frozen since 1964.
The cells in your brain eat each other. This process is called phagocytosis.
Matches were invented 3 years after the lighter.
People are born without kneecaps. These only develop in the first 3 years of life.
"Vomitorium" referred to the corridor in an ancient amphitheater through which the audience reached the rows of seats.
Mark Zuckerberg is red-green-blind and has therefore chosen blue as Facebook's color.
There is a city called "Rome" on every inhabited continent.
Animals can be allergic to humans.
Humans inhale between 6-9 liters of oxygen per minute.
Flamingos are actually gray and white. The pink color comes from their diet.
Swearing can help to reduce stress.
Charlie Chaplin once took part in a Charlie Chaplin look-alike contest and lost.
Due to their chemical composition, comets smell like rotten eggs and urine.
The deepest place on earth is the Mariana Trench in the Pacific Ocean.
The color of mirrors is green.
An average cloud weighs about one million tons.
An octopus can eat itself when it is very excited.