Who is isaac newton why is he impotant

Sir Isaac Newton PRS was an English mathematician, physicist, astronomer, theologian, and author who is widely recognised as one of the greatest mathematicians and most influential scientists of all time and as a key figure in the scientific revolution.

Explanation:

=.=

Isaac Newton (1642–1727) is best known for having invented the calculus in the mid to late 1660s (most of a decade before Leibniz did so independently, and ultimately more influentially) and for having formulated the theory of universal gravity the latter in his Principia,

Explanation:

the shape of their skull

Explanation: Phrenologists were largely pseudo scientists who attempted to establish a biological basis for differences between the races. This burgeoning science was used to buttress theories of racial inferiority.