These skyscraping superstars are the stalwart examples of their species Trees have many interesting features and uses, but it's perhaps their height that inspires the most reverie. Humans may have a ...

Ecologists discovered the tallest tree in the Amazon – and it was nearly 50 percent taller than the previous record holder.

In coastal Oregon, the state's tallest fir tree is burning. Douglas-firs (Pseudotsuga menziesii) are Oregon's most common trees, but the tree that's ablaze, known as the Doerner Fir, is special.

Plus: Two MoCo parks awarded millions in grants; Pedestrian safety improvement coming near Kensington elementary school ...

The historic tree is alive, but it lost some of the record height that made it the tallest Douglas fir in the world. Volunteer tree climbers Damien Carré with Oregon Tree Care in Oregon City and Logan ...

When Gus was just a sapling 1,000 years ago, there were an estimated 250 million people on Earth, far less than today’s 6.8 ...

A team of nearly 100 researchers found the average tree size in the massive rainforest has increased by more than 3 percent ...