There is a popular story that Newton was sitting under an ap
There is a popular story that Newton was sitting under an apple tree,an apple felt on his head,and he suddenly thought of the Universal Law of Gravitation.
There is a popular story that when Newton was sitting under an apple tree,an apple fell on his head,and he suddenly thought of the Universal Law of Gravitation.
There is a popular story that when Newton was sitting under an apple tree, an apple felt on his head, and he suddenly thought of the Universal Law of Gravitation.