Cells were first discovered by Robert Hooke in 1665 while examining a slice of cork through his self designed microscope.
Henri Becquerel first discovered radioactivity (by mistake).
Scientists discovered cells once the microscope was perfected. With the microscope, people could look at cells and the other building blocks of life for the first time.
The development of quality optical lenses allowed the making of microscopes, which permitted scientists to see things as small as typical cells for the first time in human history.
If you mean "Who first discovered cells" the answer would be Robert Hooke. He first discovered cells by looking at cork under a microscope.
Von Leeuwenhoek first discovered the existence of cells and hypothesized them being the structural building blocks of our bodies. And other scientists began studying them as afterwards as well.
Bacteria were the first cells.
In 1665
because scientists discovered it.
Scientists first thought of them as small animals. They first observed cells using the microscope and the work of many scientists led to the development of the cell theory.
Bunsen burner
It was first discovered accdiently prof.-AjaY- in their labortry
According to scientists, Robert Hook is revered as the first scientist who discovered a dead cell of the bark of a cork oak tree in 1663