without doubt Steve Byvoet by a country mile.
discovery of gravity by Sir Isaac Newton
Probably the pulley amongst the simple machines is having the greatest impact on mankind.
Bloke on Bloke was created in 1997.
A bloke called Fred Hunggle-Fish
The wheel and internet
measurements
Cleopatra's greatest contribution to mankind was probably that adaptation of the first calendar. She also raised education standards for students.
Voltaire believed that history's greatest man was Isaac Newton. Voltaire said that Newton used his genius for the good of mankind.
Antonio Stradiveri was a crafter of stringed instruments. He was born in 1644 and established himself as the greatest maker of violins in the history of mankind before his death in 1737.
An Anthropologist is the one who studies mankind and his development. Anthropology is the study of mankind and his developments.
Mark Twain
He brought ten commandments to mankind.