Arborists are hoping to transform vacant land on Detroit's eastside by planting giant sequoias, the world's largest trees.

On a cloudy spring morning in one of Athens' most densely inhabited districts, thousands of fresh saplings dotting a small ...

In the largest study of its kind, researchers at the Florida Museum of Natural History have used data from a 120-year-old ...

Found in Ukraine, the fragments show signs of human manipulation—though researchers still haven't ruled out the possibility ...