Discuss: Why do sunflowers always face the sun?

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Offline thedoc

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Discuss: Why do sunflowers always face the sun?
« on: 11/08/2016 11:01:08 »
Itís summertime and fields are filled with sunflowers, devotedly following the rising sun. But why do they do it? This is a question that scientists at the University of California, Davis, have striven to answer and Dr Stacey Harmer thinks she has the answer as she explained to Lucka Bibic...
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« Last Edit: 11/08/2016 11:01:08 by _system »