Invisible Obvious
Most people used to presume the Earth was the centre of the Universe. It sounded bizarre to others when Nicolaus Copernicus came up with Copernican heliocentrism. His model positioned the sun as the centre of the Universe.
Most people used to presume the Earth was the centre of the Universe. It sounded bizarre to others when Nicolaus Copernicus came up with Copernican heliocentrism. His model positioned the sun as the centre of the Universe.