Browse Objects

A film produced by John Ott highlighting various plants which exhibit unusual behavior. These include the pitcher plant, sundew, Venus flytrap, and...

Defines vitamins, how they work in the human body, and the foods which contain various vitamins. Debunks many myths about vitamins and explains the...

Shows the factors required by green plants for life and growth: sunlight, carbon dioxide, water, and soluble minerals; and describes the process of...

Shows clouds massing and evaporating, ice crystals growing under photomicrography, and air and water under varying pressures in a plastic box in or...

Uses a cow's eye to show the parts of the eye, including lens, pupil, iris, retina, cornea, sclera, choroid, vitreous humor and ciliary body. Expla...

Microscopic time-lapse footage of cell division.