NOVA
PBS' premier science series helps viewers of all ages explore the science behind the headlines. Along the way, NOVA demystifies science and technology, and highlights the people involved in scientific pursuits.
Season 5 · Episode 2 ·
The Green Machine
Botany is a neglected science and plants are all around us, but unfamiliar. NOVA examines our state of knowledge of how plants work: growth hormones, responses to light and shade, photosynthesis, root mechanisms and twining responses.
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Episode 2 of season 5 of NOVA: “The Green Machine”. Aired 1978-01-11. Watch it online free on ZapFlix.