We thought it was evolution, but an experiment with pencils shows that tips like teeth and thorns may owe their rounded shape ...

In a Swiss forest lab, scientists tracked how beech and oak leaves cool themselves and pinpointed the moment heat and drought ...

Researchers at UC Davis, UT and elsewhere use global data on plants and droughts to create framework for planning.

Warning: This graphic requires JavaScript. Please enable JavaScript for the best experience. Not all trees drop their leaves in the fall. Even in the height of winter ...

From left: UC Davis Professors Keith Baar, of the Department of Neurobiology, Physiology and Behavior; and Abhaya M. Dandekar, of the Department of Plant Sciences and director of the Plant ...

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 ...

Today on CNN10: We'll learn about the latest high-profile visit to the White House, after President Donald Trump hosted Saudi Araiba's Crown Prince Mohammed bin Salman. Then, we'll see how a hugely ...

Fall is more than just pumpkin spice and cozy sweaters – it’s a season packed with fascinating surprises. From floating pumpkins to migrating butterflies, the facts about fall reveal how remarkable ...

Scientists have long questioned whether the vibrant colors of fall foliage serve an evolutionary purpose. One theory suggests red pigments protect leaves from sun damage, allowing trees to absorb more ...

Some scientists say it can be better for the environment to leave fallen leaves on the ground. Scientists say leaving autumn leaves on the ground can add important nutrients to the soil and create ...