Young sunflowers exhibit heliotropism, tracking the sun for increased energy production. This movement aids their growth and reproductive success during early development. Mature sunflowers cease this ...

In a world of wild talk and fake news, help us stand up for the facts.

Add Yahoo as a preferred source to see more of our stories on Google. Sunflowers follow the sun from east to west as it moves across the sky. [Related: The mathematical theory that connects swimming ...

Sunflowers are famous for following the sun as it moves across the sky. So how do they do it? While previous work has proposed a mechanism for this movement, new work has suggested that the biological ...

Why do sunflowers follow the sun? More sunlight equals better growth, and the plants know it. New research shows this sun-tracking is a circadian rhythm. The plants turn overnight to face east because ...

Most of us aren’t spending our days watching our houseplants grow. We see their signs of life only occasionally – a new leaf unfurled, a stem leaning toward the window. But in the summer of 1863, ...

A sunflower’s ability to track the sun east to west during the day, and to face east again before the next sunrise, relies on multiple types of photoresponses, according to a new study publishing ...

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. 31 in PLOS ...