Climate change is affecting truffle production in mainland Europe – but scientists believe it is creating the ideal conditions for Scotland to grow one of the world's most valuable foods. Dryer ...

Nestled between vineyards in the rolling hills near Creston and Paso Robles, more than 1,500 holly oak trees slowly stretch their thorny leaves and branches into the rural San Luis Obispo County sky.

They are a much sought after delicacy that are normally found in the sunnier climes of Spain and Italy. But now, a black truffle has been cultivated on a Scottish isle in what is thought to be a first ...