trees

Want to help save the world from climate change? Then grab some seeds, or some seedlings, and start planting trees like there's no tomorrow.

You may give them little thought beyond when to trim them or which nail color to apply. But the humble nail laid the groundwork for our evolution into the humans we are today.

The world's tallest tropical tree on record is a giant, and it's nearly perfectly balanced.

A lone tree on a subantarctic island bears the marks of human activity.

Earth's first trees had hundreds of tree-like structures within them, making them exceedingly more intricate than the insides of modern trees, a new study finds.

Humans can be vegetarians, choosing to forgo meat, but what about trees? After all, trees need only soil, sunlight and water to survive, right?

California’s trees are dying at an alarming rate.

CT scans of "Lucy," a human ancestor that lived 3 million years ago, reveal evidence in the structure of her bones that suggests she climbed trees as well as a walked on the ground.

This powerful camera gives insight into the effects of climate change in Alaska’s Tanana Valley.

The Amazon rainforest is awash in different types of trees — almost 12,000 species and counting, a new study finds.