Question

What did Isaac Newton discover/create/study while quarantining from the Black Plague?

Answer 1

Answer:

Discovery of Calculus

Explanation:

In 1665, he discovered the generalised binomial theorem and began to develop a mathematical theory that later became infinitesimal calculus. Soon after Newton had obtained his degree in August 1665, the University closed down as a precaution against the Great Plague of London.

Answer 2

He discovered/studied calculus