SEQUOIA NATIONAL PARK, California (AP) — High in the evergreen canopy of General Sherman, the world’s largest tree, researchers searched for evidence of an emerging threat to giant sequoias: bark ...

Nancy Curtis stands in front of the coast redwood in the front yard of a property she owns in west Olympia. The tree, measuring 30 feet in circumference, is currently the largest Olympia tree that has ...

Hyperion, certified by Guinness World Records as the world's tallest living tree, is officially off-limits to visitors. California's Redwood National Park issued a statement last week that anyone who ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. SEQUOIA NATIONAL PARK, California (AP) — ...