Artificial light is upending trees’ ability to use the natural day-night cycle as a signal of seasonal change.
New research shows that coast redwood trees have a surprising adaptation that helps them thrive in both wet and dry environments.
Using remnants of fossilized trees, scientists and an artist figured out what the forest looked like long before humans existed.
New research found curly leaves on the forest floor create litter beds with more air gaps. And this fuels bigger fires.
Many deciduous trees put on a dazzling fall foliage display. But coniferous evergreens hold on to their needles and stay green. A biologist breaks down these different survival strategies.