Science Timeline - Timeline

Robert Hooke observes cork cells

Karl Von Bear discovers the mammalian egg.

Rudolf Virchow adds to the cell theory.

Kolliker describes mitochondria in muscle

Camillo Golgi discovers the Golgi apperatus in cells.

Researchers in Scotland clone a sheep from an adult sheep cell.

Tissue engineering used to grow new skin and bone for transplant.

German botanist Matthias concluded that all plants were composed of cells.

German zoologist Theodor Schwann concluded that animals have cells.

German physician Rudolf Virchow noted that all cells come from other cells.

Zacharius Jansen invents the compound microscope.

The scanning electron microscope was invented.

Robert Brown, an English botanist, discovered the nucleus in plant cells.

Albert Von Roelliker discovers sperm and eggs are also cells.

Carl Heinrich Braun reworks the cell theory, calling cells the basic unit of life.