Dear Neil: I just noticed this bark damage in my otherwise healthy looking mature live oak. It seems like it happened almost overnight. I have woodpeckers and squirrels, but I have not seen much ...

Lichens are the curious result of cohabitation between algae and fungi. Biologist Frank Bungartz tells DW about his passion for lichens - and why seeing them disappear should ring alarm bells. DW: You ...

Kinloch, Skye Though the land is deserted now, the signature of human habitation is deeply imprinted upon it High about the shoreline, looking across the Sound of Sleat, lie the remains of the ...