technology

A man works a television system. The narrator further discusses the…

Patriotic music plays. A group of soldiers march at an army base. A…

Particles emitted by stellar object, solar rays, cosmic cloud, star…

Explains electric and magnetic fields, generation of electro-magnetic…

Close up of a diagram of a circuit. Footage of a man designing and…

Footage of a woman using lab equipment and looking through a microscope…

Close up of different microelectronic parts. Diagrams of integrated…

Close ups of microelectronics. Diagrams of an integrated circuits. A…

Person riding a stationary bike as camera zooms into pedal of the bike…

Different scenes of children in school (playing football, cheerleading…

Students using tapes to learn how to read. Scene of students in a…

Cheerleaders doing a cheerleading routine. Teacher talking about…