Nachos were actually invented by a guy named Nacho. Happy Nacho Day!
13
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
Water is actually naturally blue.
48
An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73
The higher someone’s I.Q. the more likely they are to be sleep deprived.
29
Ants have tiny magnetic compasses in their antennae which help them navigate.
9