The microscope is a device used to view very small objects by magnifying the image. This can be done through optical and non-optical means. More »

The purpose of mitosis is for cell growth and repair in multicellular organisms. In humans, babies begin as one cell when the egg and sperm combine, and then mitosis divides the cell into two identical cells. These cells... More » Science Biology Cells

Anton Van Leeuwenhoek, one of the pioneers of microbiology, did not attend any formal college. Before his first presentation to the Royal Society in 1673 regarding bee mouth-parts, stings, fungus and a human louse, Van L... More »

Since the 1st century when Romans experimented with magnifying small objects by looking at them through glass, the microscope has changed considerably with modern versions of the device capable of presenting three-dimens... More »

The revolving nosepiece of a microscope is called the turret. The turret is the part of a compound microscope that holds the objective lens. It can be rotated easily to switch between lenses of different powers. More »

A diaphragm on a microscope is the piece that enables the user to adjust the amount of light that is focused under the specimen being observed. A diaphragm is typically found on higher-power microscopes versus less expen... More »

On a microscope, the mechanical stage control is a knob used for the precise translational movement in either the x- or y-axis. Mechanical stages are designed and equipped with an x-y translational control device for bot... More »