Text search
Related images
HistoryWorld
Link
Map Click the icons to visit linked content. Hover to see the search terms. |
| |
| | | | | | |
|
| 1900 |
| | The Bayer company in Germany sells aspirin in the form of water-soluble tablets, the first medication of its kind | |
| |
|
| 1900 |
| | Sigmund Freud publishes one of his most significant works, The Interpretation of Dreams | |
| |
|
| 1900 |
| | The Russian physiologist Ivan Pavlov keeps dogs alive almost indefinitely by severely curtailing their bodily functions | |
| | Five experimental dogs in Pavlov's laboratory Wellcome Library, London
|
|
|
| 1903 |
| | German surgeon Georg Clemens Perthes discovers, in Leipzig, that X-rays can inhibit cancer | |
| |
|
| 1903 |
| | Dutch physiologist Willem Einthoven invents the galvanometer, or electrocardiograph, for recording the electrical impulses within the heart muscle | |
| |
|
| 1904 |
| | Austrian psychologist Sigmund Freud publishes The Psychopathology of Everyday Life | |
| |
|
| 1906 |
| | German immunologist August von Wasserman develops a diagnostic test to reveal the presence of the syphilis spirochaete in the blood | |
| |
|
| 1906 |
| | Belgian physiologists Jules Bordet and Octave Gengou identify Bacillus pertussis, the bacterium causing whooping cough | |
| |
|
| 1906 |
| | A pediatrician in Vienna, Clemens von Pirquet, describes a condition for which he coins the term 'allergy' | |
| |
|
| 1906 |
| | The German neuropathologist Alois Alzheimer identifies physical symptoms in the brain of a dead woman who had presenile dementia | |
| |
|
| | | | |
|