Here are 5 facts that will make you question reality.
fact number 1:
Your body has about 37 trillion cells, but the bacteria living on you can outnumber them.
fact number 2:
Octopuses have three hearts and blue blood.
fact number 3
There are more trees on Earth than stars in the Milky Way galaxy.
fact number 4:
A cloud can weigh over a million kilograms.
fact number 5
Sharks existed before trees appeared on Earth.