High in the arid mountain forests of eastern California there is a living tree that's older than the pyramids of Giza and the ancient city-state of Babylon — but its location is a secret. The ...

The planet's trees have seen plenty of history pass by their trunks. In fact, they began to populate Earth 385 million years ...

Dr Ed Pyne snips a leaf from the Druids Oak, an 800-year-old tree that has watched over this woodland in Buckinghamshire for ...