Truth is, we don’t know how the Tree of Life will fall, and we don’t know when. It could happen in five years, in 40 years, ...

'Tree of Life,' a Sitka spruce in Olympic National Park, is nearing the end of its life on the Washington coast. "The Tree of Life will be driftwood." SF Gate Logo Hearst Newspapers Logo.

The “Tree of Life” in Olympic National Park has become a symbol of resilience over the years, but recent photos show that this bastion of beating the odds may be coming to its end.

It's been five years since the deadly Tree of Life Synagogue shooting, but there are plans to reinvent the site.Words of encouragement, written by children, surround the synagogue in Squirrel Hill.

All species on Earth, both living and extinct, are related. We know this because of a biological tool called the tree of life. This "tree" takes the form of a diagram that maps the relationships ...