Axel Fredrik Cronstedt (a Swedish chemist) in 1751
When did he discovered? Do you mean what? He discovered Yellow Fever was transmitted by mosquitoes. And if you mean when did he discover it, then the answer you are looking for is he led a research team that discovered this in 1900.
J.J.Thomson has discovered the electron in 1897
It is not known where exactly in England sodium was discovered. It was discovered by Sir Humphrey Davy in 1807.
cytoplasm/protoplasm was discovered by Robert brown
It wasn't invented, but discovered. It was discovered Sir, Alexander Fleming in 1933.
The first person to discover Saturn`s moons was Christian Huygens in 1655. The following moons discovered in order are: Titan Discovered:1655 Discovered by:Christian Huygens Iapetus Discovered:1671 Discovered by:Giovanni Cassini Rhea Discovered:1672 Discovered by:Giovanni Cassini Tethys Discovered:1684 Discovered by:Giovanni Cassini Dione Discovered:1684 Discovered by:Giovanni Cassini Enceladus Discovered:1789 Discovered by:William Herschel Mimas Discovered:1789 Discovered by:William Herschel Hyperion Discovered:1848 Discovered by:William Lassell Phoebe Discovered:1898 Discovered by:William Pickering Janus Discovered:1965-1966 Discovered by: Audouin Dollfus Epimetheus Discovered:1966 Discovered by:Richard Walker Helene Discovered:1980 Discovered by: Pierre Laques Telesto Discovered:1980 Discovered by:Bradford Smith Calypso Discovered:1980 Discovered by:Dan Pascu Prometheus Discovered:1980 Discovered by:Stewart Collins Pandora Discovered:1980 Discovered by:Stewart Collins Atlas Discovered:1980 Discovered by:Richard Terrile Pan Discovered:1981 Discovered by:Showalter Other astronomers:Kevin Beurile, Brett Gladman, Matthew Holman and others. If you want to see the rest, go to wikipedia.com to see the article Timeline discovery of solar system planets and their moons.
The murals were discovered in 1928. The murals were discovered in 1928. The murals were discovered in 1928.
"Discovered" is the past tense.
Who discovered carbon and when Who discovered carbon and when
The man that discovered sulfur was Antoine Lavoisier and he discovered it in 1777
I discovered it
it was discovered at ?
Discovered by Ben then created
It was discovered on April 1st 1926.It was discovered by enstein.
Money was not discovered, it was invented.
my neighbor discovered it
it was never discovered,its like asking who discovered sex