OpEd: Doug Tallamy, author, speaker and prophet of biodiversity, will speak at the University of Kentucky on Dec. 5.

"This beautiful-shaped tree was on the beach where we were staying on the Cook Islands. So simple, so memorable." Paul Granahan: "This photo, taken in Hertfordshire, is a study of an oak tree ...

A spokesperson for the city of Pasadena told KTLA that the tree is believed to be less than 100 years old and not 200 years ...