When you admire a towering oak or a vibrant maple in your backyard, you're only seeing half the picture. Beneath the surface lies a sprawling, intricate world that is arguably more fascinating than ...

Trees come in at least 60,000 varieties. The tallest known tree on Earth is a coast redwood (Sequoia sempervirens) that towers 379.1 feet above the forest floor in Northern California. Over their some ...

Perhaps you’ve wandered through a forest or strolled into a neighborhood park and found tree trunks — and wondered if counting the rings on a trunk is truly a way to know the tree's age. "Most of us ...

Observing and identifying trees is a type of play that benefits kids in multiple ways. For starters, research has found that simply being around trees improves cognitive development and lowers the ...

Trees communicate. They migrate. They protect. They heal. This year for Arbor Day this year we climbed into the NPR archives to find our favorite arboreal fiction, nonfiction and kids' books. Scroll ...

Tree cores pulled from some of the planet’s oldest trees have helped extend records of past weather.

HAMLIN TOWNSHIP, MI – Sugar maple. Red maple. Silver maple. What’s the difference? Those three maple species are part of the “tree identification pathway” at Ludington State Park, near Ludington. This ...