Your stomach manufactures a new lining every three days to avoid digesting itself.
As a part of the digestive process, your stomach secretes hydrochloric acid (HA). HA is a powerful corrosive compound also… more
Oldest University – 1159 years longs.
The oldest existing and continually operating educational institution in the world is the University of Karueein, founded in 859 AD in Fez, Morocco.… more
There are more trees on earth than there are stars in the galaxy.
The number of trees on Earth is mind-boggling, as Allisade pointed out on Reddit. NASA estimates that there are between 100 billion and 400 billion… more
One 18-inch pizza is more pizza than two 12-inch pizzas.
Let’s do some math. If a pizza has a diameter of 18 inches, that means it has an area of… more
A bear that fought with Poland in World War II was promoted to the rank of a corporal.
Wojtek the Soldier Bear was released from the prison camps of Siberia only to be picked up in Iran by Allied… more
One teaspoon of a neutron star is equal to the weight of about 900 Pyramids of Giza.
Neutron stars are incredibly dense. They’re very small — about 12.5 miles in diameter — but are about 1.5 times the… more
A Mantis Shrimp can punch with the force of a 22-caliber bullet.
It’s so fast that the punch can’t be seen with the human eye. It can break through glass and is… more
If you drop silly putty from a great height, it’ll shatter instead of bounce.
Some YouTube experimenters showed exactly what that means, dropping 50 pounds of Silly Putty from the top of a parking… more
Aphids give birth to other pregnant aphids.
“Most aphids are born pregnant and beget females without wastrel males,” the US National Library of Medicine says. “Embryos complete development… more