Science (Other)

Footage of women working in a labratory, using beakers, test tubes and…

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

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

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

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

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

Footage of waterfalls, electric signs, dams, and discussion of how they…

Footage of a-bombs, then the history of human technology and the need…

Footage of early windmills and irrigation. Shots of steam engines and…

Extreme close up shots of a moldy slice of bread. Mold shown on a…

Footage of microscopic level of yeast. A woman shown kneading dough and…

Shots of petri dishes and various moldy foods. Footage of a scientist…