MONTHLY BLOG 120, ISAAC NEWTON, WORLD RENOWNED PHYSICIST & INVENTOR OF THE CAT FLAP!?
If citing, please kindly acknowledge copyright © Penelope J. Corfield (2020) Downloaded from https://www.catsbest.eu/catsbest_en (Nov. 2020) Nothing wrong with a special cat-sized doorway, of course.1 A cat flap is a handy device. But was it really invented in the late seventeenth century by Sir Isaac Newton (1643-1727), the renowned physicist and mathematician?2 He was certainly […]