This is the time of year when Nicole Hughes gets constantly distracted by the fall foliage as she drives around North Carolina. "I'm always looking," says Hughes, a biologist at High Point University.

Leaves often turn brilliant colors in autumn. One of those colors has generated a lot of heated debate among scientists in recent years. Autumn is a big time for trees. Many shed their leaves, and of ...

Autumn's vibrant leaf colours are a result of intricate biochemical processes, not mere decay. As chlorophyll breaks down, ...

If you have a yard full of fallen leaves every autumn, you’re not alone. Instead of bagging them up for trash day, you can put those leaves to work in your garden. Fallen leaves are more than just a ...

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