Science
Structure of eye is the most sensitive but contains no blood vessel
cornea
father of mathematics
Archimedes
Percentage of water in human body
60%
who discovered zero
Aryabhatta
biggest part of human brain
cerebrum
when is Pi day celebrated
march 14
human body's largest external organ
skin
Scientist who born on Pi day
Albert Einstein
how many layers of skin are in the epidermis
5
who discovered the symbol infinity
John Wallis