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338 BCE
Aristotle
338 B.C. - To all fields of philosophy and science, he invented the field of formal logic, and he identified the various scientific disciplines and explored their relationships to each other. -
338 BCE
Aristotle
338 B.C. - To all fields of philosophy and science, he invented the field of formal logic, and he identified the various scientific disciplines and explored their relationships to each other. -
Zacharias Jansen
1590 - Invention of the first optical telescope and/or the first truly compound microscope. -
Zacharias Jansen
1590 - Invention of the first optical telescope and/or the first truly compound microscope. -
Jan Baptist van Helmont
1600 - Discovered the process of photosynthesis. -
Jan Baptist van Helmont
1600 - Discovered the process of photosynthesis. -
Robert Hooke
1665 - Microscopy; Coining the term 'cell'. -
Robert Hooke
1665 - Microscopy; Coining the term 'cell'. -
Anton van Leeuwenhoek
1674 - He is commonly known as "the Father of Microbiology", and one of the first microscopists and microbiologists, coining the term 'cell'. -
Anton van Leeuwenhoek
1674 - He is commonly known as "the Father of Microbiology", and one of the first microscopists and microbiologists, coining the term 'cell'. -
Lorenz Oken
1822 - German “nature philosophers,” who speculated about the significance of life. -
Lorenz Oken
1822 - German “nature philosophers,” who speculated about the significance of life. -
Theodor Schwann
1838 - Cell theory; Schwann cells. -
Matthias Schleiden
1838 - Cell theory; Coining the term 'cytoblast' -
Theodor Schwann
1838 - Cell theory; Schwann cells. -
Matthias Schleiden
1838 - Cell theory; Coining the term 'cytoblast' -
Albrecht von Roelliker
1840 - Discovered through the help of powerful microscopes that the sperm and egg were composed of cells and that humans are formed of cells from beginning to end. -
Albrecht von Roelliker
1840 - Discovered through the help of powerful microscopes that the sperm and egg were composed of cells and that humans are formed of cells from beginning to end. -
Rudolf Virchow
1855 - Cell theory; Cellular pathology -
Rudolf Virchow
1855 - Cell theory; Cellular pathology -
Louis Pasteur
1862 - Pasteurization -
Louis Pasteur
1862 - Pasteurization -
Robert Brown
1872 - Was responsible for discovering the nucleus of a cell, he is perhaps best known for his discovery of the random movement of microscopic particles in a surrounding solution, later referred to as "Brownian motion." -
Robert Brown
1872 - Was responsible for discovering the nucleus of a cell, he is perhaps best known for his discovery of the random movement of microscopic particles in a surrounding solution, later referred to as "Brownian motion."
