Copernicus was the first to propose the Heliocentric theory, the correct theory that the Sun, not the Earth, is the center of the solar system.
isaac newton was the first to descover gravity!
tamato did
infrared
1899
Penicillin
discover
He had sex
Some pre-human ancestor.
who?
The single possessive of "Copernicus" is "Copernicus's." This indicates that something belongs to Copernicus, such as "Copernicus's theory." In some style guides, you might see it simply as "Copernicus'" if the name ends in "s," but "Copernicus's" is generally accepted.
it is spelled discover
no, paul keogh descovered it