Multiple choice general knowledge science & technology Issac Newton was born on 4 January 1643 31 March 1727 4 January 1727 31 March 1643 Reveal answer Fill a bubble to check yourself A Correct answer Explanation Newton's birth occurred on January 4, 1643, marking the beginning of his remarkable scientific journey. The date discrepancy between options stems from calendar systems, with his birth recorded under the Julian calendar before the Gregorian reform.