“You are forbidden to go to Old Hickory,” Brian Dempsey’s mother told him as a child in the Mississippi Delta. So, of course he went—though not right away. He describes Old Hickory as “an island of ...

This paper first discusses the storage structure of trees, selects a convenient storage method for solving the nullity of trees, and then applies the relationship between the maximum matching number ...

American chestnut trees — which produce nuts inside spikey pods — still grow in the wild, but are considered “functionally extinct” because they do not typically live to maturity due to a fungus ...

Flood board approved plan to remove 600 trees near Watt Avenue bridge area. Army Corps project aims to fortify 11 miles of levees with erosion control rocks. Opponents criticize low flood protection ...

Pests are ravaging keystone species like ash, elm, and beech. But researchers are breeding the survivors into more resilient populations. Port Orford cedar trees in Redwood National Park that were ...

An orchestra performed by birds, rippling water and swaying trees alongside the American River Parkway was accompanied Sunday by hundreds chanting to protest a plan ripping up vegetation for erosion ...

Bruce Beehler is a naturalist and author of 14 books, including the forthcoming “Flight of the Godwit.” This fall, I went hiking on Sugarloaf Mountain, about 30 miles northwest of the District.

Add a description, image, and links to the tree-traversal-algorithms topic page so that developers can more easily learn about it.

FOX News Media lit its "All-American Christmas Tree" in FOX Square outside the network's world headquarters in New York City Friday, officially kicking off the holiday season. The 50-foot tree was ...