Unknown Facts
World’s Biggest Mirror
Bolivia’s Uyuni Salt Flats
The Uyuni Salt Flat (also known as Salar de Uyuni) is the biggest salt flat on Earth.
It is so big and flat that, after a rain, it can turn into the largest mirror in the world, spanning 130 kilometers.
8 times as big as New York City! It is a salt flat that, when submerged in water, has a reflecting surface.

Ghost Apples
Ghost apples are created by a strange phenomena in which an apple becomes covered in ice due to freezing temperatures.
You get an ice apple when the apple inside rots and falls out, leaving behind the icy shell.

The world’s smallest computer and a grain of rice
This is the Michigan Micro Mote, the world’s smallest functioning computer, which, for the sake of size comparison, has been photographed alongside a grain of rice.
Later in 2018, IBM went one better by making a device no bigger than a grain of salt.

The word “Google” has been derived from a mathematical term “Googol”, which means 1 with a hundred zeroes following it.
