This animation demonstrates the structure and most important peripherals of desktop computers.
A variety of peripherals can be used with laptop computers.
Electric motors are present in many areas of our everyday lives. Let's learn about the different types.
This animation demonstrates how a CRT television works.
This animation demonstrates the structure and operation of digital cameras.
This animation demonstrates the structure and operation of electron microscopes.
Lasers are devices designed to emit narrow, monochromatic, high-intensity beams of light.
A liquid-crystal display utilises the light modulating properties of liquid crystals.
This animation explains how a plasma display television works.
Life magazine picked Gutenberg's invention of mechanical movable type printing as the most important event of the second millennium.
The invention of the ballpoint pen made writing a lot easier.