This sun-tracking behavior , known as heliotropism , is most evident in young sunflower buds and usually diminishes as the flower matures, with mature sunflowers generally facing east ...

Sunflowers famously turn their faces to follow the sun as it crosses the sky. But how do sunflowers “see” the sun to follow it? New work from plant biologists at UC Davis, published Oct.

The U.S. defense secretary at the time said something along the lines of, “We planted sunflowers here and the sun started shining again.” Hearing his words, I thought about the possibility of ...