 | Ordal Demokan was a Turkish physicist. more » |
| Oren Patashnik is a computer scientist. He is notable for co-creating BibTeX, and co-writing... more » |
 | Orlando Figueroa, previously the NASA Mars Czar Director for Mars Exploration and the Director... more » |
 | Ormsby MacKnight Mitchel was an American astronomer and major general in the American Civil... more » |
 | Orville Adalbert Derby was an American geologist who worked in Brazil. more » |
 | Osamu Shimomura is a Japanese organic chemist and marine biologist, and Professor Emeritus at... more » |
 | Oscar Zariski was an American mathematician and one of the most influential algebraic geometers... more » |
 | Oskar Johann Kellner was a German agricultural scientist. more » |
 | Osman Hamdi Bey was an Ottoman statesman, intellectual, art expert and also a prominent and... more » |
 | Oswaldo Gonçalves Cruz, better known as Oswaldo Cruz, was a Brazilian physician, bacteriologist,... more » |
 | Otto Paul Hermann Diels was a German chemist. His most notable work was done with Kurt Alder on... more » |
| Sir Otto Herzberg Frankel was an Austrian-born Australian geneticist. more » |
 | Otto Fritz Meyerhof ForMemRS was a German-born physician and biochemist. more » |
 | Otto Heinrich Warburg, son of physicist Emil Warburg, was a German physiologist, medical doctor... more » |
.jpg "Otto Hönigschmid") | Otto Hönigschmid was a Czech/Austrian chemist. more » |
 | Otto Loewi was a German-born pharmacologist whose discovery of acetylcholine helped enhance... more » |
 | Otto Robert Frisch FRS was an Austrian-British physicist. With his German-British collaborator... more » |
 | Otto Yulyevich Schmidt was a Soviet scientist, mathematician, astronomer, geophysicist,... more » |
 | Otto Selz was a German psychologist from Munich, Bavaria, who formulated the first... more » |
| Otto Stern was a German physicist and Nobel laureate in physics. more » |
 | Otto von Guericke was a German scientist, inventor, and politician. His major scientific... more » |
 | Otto Wallach was a German chemist and recipient of the 1910 Nobel Prize in Chemistry for his... more » |
 | Otto Warburg, was a German botanist. He was also a notable industrial agriculture expert, as... more » |
 | Ouyang Ziyuan is a Chinese cosmochemist, geochemist and space advocate. He is a research... more » |
 | Ovanes Ohanian was an Armenian-Iranian father of Helen Ohaniance, Orod Ohanians and Pavel... more » |
