

A pioneering microbiologist who co-authored a foundational global bacteriology text and discovered the parasitic cause of a tick-borne disease.
Victor Babeș stood at the dawn of modern germ theory, a Romanian scientist whose meticulous work placed him among Europe's most significant early microbiologists. Working in parallel with giants like Pasteur and Koch, he made independent and crucial discoveries, particularly in understanding how the body fights infection. His collaboration with French pathologist Victor Cornil produced one of the world's first systematic bacteriology textbooks, a landmark that structured the fledgling science. Babeș's own laboratory investigations were wide-ranging and profound; he identified the bacterial agent of diphtheria, developed novel vaccines for rabies and anthrax, and was the first to describe the bacterial species causing a spotted fever, later named Babesia in his honor. A dedicated teacher and institution-builder, he helped found the Romanian School of Microbiology, leaving a legacy that extended far beyond his own experiments to shape public health and medical education in his homeland.
The biggest hits of 1854
The world at every milestone
New York City opens its first subway line
World War I begins
First Winter Olympics held in Chamonix, France
Robert Goddard launches the first liquid-fueled rocket
The genus of parasites he discovered, Babesia, is named after him.
He was a corresponding member of the French Academy of Sciences.
He founded the first institute of bacteriology in Romania, which now bears his name.
Babeș-Bolyai University in Cluj-Napoca, one of Romania's largest, is named in part for him.
“We fight the enemy we cannot see, the microbe, with the microscope.”