Isaac Newton discovered he gravitational force "what comes up, must come down." But, the myth about the apple falling on his head is said to not be true.
Nicolaus Copernicus discovered the Heliocentric theory which is that all the planets revolve around the Sun. .
Francis Bacon is known for creating the Scientific Method which is a basic for modern science. It would not be the same if it wasn't for him.
All of our planets revolve around the Sun
That's cool, did you know Jupiter has 4 moons?
Galileo Galilei discovered the 4 Jupiter moons he also improved the telescope.
The church does not like the idea of the Scientific Revolution and thinks it"s not of God. "The church wants to lock it up"
Without the Scientific Revolution we would still think that everything revolved around us and that Gravity is just magic. Plus who knew if we would find out about Jupiter having more than one moon. Don't forget that science class would be a whole lot different.