How do the different parts of an adult plant communicate with each other when it suffers an injury, is waterlogged, burnt or ...

Specially tagged "sentinel plants" could soon provide an early warning of crop problems such as insect damage or bacterial infection. These plants would utilize two "glowing" sensors that react to ...

This sugar maple leaf shows multiple different pigments that cause it to appear green (chlorophyll), yellow (carotenoid) and red (anthocyanin). Summer has given way to fall, and with that the green of ...

Behind every autumn leaf lies a chemical shift-chlorophyll fading, carotenoids glowing, anthocyanins rising-that turns survival into spectacle. Every autumn, landscapes across much of the world ...

The physical signs of fall begin when the leaves change color and start to fall from the trees. This transformation is triggered by shorter daylight hours and cooler temperatures. The process of ...

A new technique may make it easier to selectively breed crop plants for better, deeper roots. The non-destructive process involves quickly checking a plant's leaves to see how far down its roots go ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Millions of people every year make it a goal every fall to witness the beautiful changing of leaves. Timing is key, as see peak season is when trees are at their maximum brightness. It’s a challenging ...

ORLANDO, Fl. – As the days get shorter and the sun lowers in the sky, the intensity of sunlight decreases, signaling to trees that it’s time to prepare for winter. This triggers the leaves to stop ...

For over 30 years, Science Friday has made science a topic of conversation around the dinner table. Now, we want to bring you outside for a community science (AKA citizen science) series all about one ...

Every fall season, nature lovers look forward to scenic fall foliage. But do we know the science behind why leaves do this once the temperatures start dropping? Here's how nature creates art during ...

Add Yahoo as a preferred source to see more of our stories on Google. By spring, the leaves on trees grow and assume the color green, and by autumn, they change to sometimes brilliantly warm colors ...