From Sequoia National Park in California to Manchester, Vermont, these destinations are 18 of the best places to see fall foliage in the United States.

A new study, led by researchers at the University of Missouri, has uncovered how poplar trees can naturally adjust a key part ...

The Seattle neighborhood sandwiched between several large parks has average tree equity scores in the high 90s. Just a few ...

Scientists find poplar trees retool their lignin chemistry to survive, opening new paths for renewable fuels and sustainable ...

There are plenty of old wives tales steeped in folklore. One is that leaves can predict what type of winter weather is ahead, ...

Discover every official US state symbol, from birds and flowers to weird state snacks. This complete list of state symbols is ...

Easton Umansky’s research shows the city’s trees through the eyes of residents. It reveals how personal our relationships with nature are.

Leaves on Tulip Poplar trees along Burbank Drive show the black sooty mold which develops from aphid droppings. Though unsightly and a sticky mess, the mold usually does not harm the trees.

Use leaves, fruit, and flowers to identify hardwood trees common to North American forests. Learn about species characteristics and locations.