The storm that plowed through northern California on Sunday took its toll on the giant Sequoia in Calaveras Big Trees State Park. The tree, called the Pioneer Cabin tree became known as the Tunnel ...

A 29-year-old Google software engineer was killed hiking in Yosemite National Park when a branch from a giant sequoia tree fell and hit her on the head. Angela Lin, an engineer at Salesforce and then ...

A tree-climbing scientist and his team have learned surprising new facts about giant sequoias by measuring them inch by inch.