A couple of nights ago I listened to an interesting talk about the Mabinogion and the night sky, by the astronomer Martin Griffiths (pictured). We stood in a garden before adjourning to an inflatable planetarium. It was the launch of the Llangwm Literary Festival. The…

Atlas Obscura have worked with me to create a beautiful animated guide to five natural navigation techniques.

The Lost Art of Reading Nature's Signs is now into its seventh printing in the US. My thanks to all who have bought it.