On September 17, 1683, Dutch scientist Antonie van Leeuwenhoek wrote to ... mouth that bacteria were first observed. Leeuwenhoek, the inventor of microscopes and the man who discovered the ...

Anthony van Leeuwenhoek ... his "microscope". A scientist examines a flea, mold on bread, and other objects through a "microscope." He recommends that Leeuwenhoek write about his invention ...

In 1677, just twenty years after William Harvey's death, Dutch scientist Antonie van Leeuwenhoek created a microscope powerful enough to magnify the sperm found in semen. Because Harvey could not ...

Invented most probably by Galileo ... attention of biologists by Robert Hooke and Anton van Leeuwenhoek, and perfected by Ernst Abbe, the light microscope revolutionized life sciences and was ...

Late 1600s – Dutch scientist Antonie van Leeuwenhoek constructed a microscope with a single spherical lens. It magnified up to ×275. 1800s - the optical quality of lenses increased and the ...