The planet's trees have seen plenty of history pass by their trunks. In fact, they began to populate Earth 385 million years ...

New study estimates how many trees there are on Earth. — -- How many trees are there on Earth? It's the ultimate estimation game, but a group of Yale researchers believe they have arrived at the ...

Australian researchers have discovered a hidden climate superpower of trees. Their bark harbors trillions of microbes that ...

Where there’s a tree, there’s usually a forest. But not always. A biologist describes some of the loneliest trees on planet Earth. When we think about isolation in nature, we usually picture islands ...

Researchers find that microbes on tree bark can alter greenhouse and toxic gases, shaping climate and air quality beyond ...

From towering coastal redwoods to dinosaur-era Wollemi pines and firs that make the perfect Christmas trees, even our most revered woody plants are in grave danger. But the loss of these species isn't ...

For centuries, a single acacia tree stood as a life-saving landmark in Niger's Ténéré region of the Sahara Desert – until a drunk driver ended its remarkable run in 1973. Known simply as the Tree of ...

Some trees don’t just survive centuries, they survive civilisations. And for that reason and more, they are rightfully called iconic and historic. These ancient beings have stood through geological ...

Increasingly severe cyclones, grazing by invasive goats, and persistent turmoil in Yemen have threatened the survival of the country's iconic dragon’s blood tree. SOCOTRA, Yemen (AP) — On a windswept ...