You may have heard of ‘outside art’ before – but how about letting a tree sketch the next picture to adorn your living room wall? British artist Tim Knowles has created an amazing project to create ...

We don't think we've ever got through a festive period without drawing a Christmas tree, but this expert technique levels up the basic sketch to a stylish illustration that will look fantastic on ...

This tree before me is not the oldest tree in Wisconsin. Not even close. It’s a scrubby little birch growing almost horizontally out of the side of a cliff of Cambrian sandstone, its trunk barely ...