Joan clarke 1917–96

Many birds have fabulous plumage to attract mates or send warning messages. Some of the colours in their feathers are produced by microscopic structures on the feather surface that absorb and reflect

How a Castilian knight fought Christians and Muslims alike to become a national icon

I once met a man who claimed he saw a huge black panther (circa 1990) near his farmhouse in Scotland. It had a pheasant in its mouth. He ran to get his shotgun but the creature had vanished. I knew th

I use a lot of images in my blogs, published articles and presentations. Some are photos of people. Many are diagrams, graphs or copies of documents from parish registers, books and articles or websit

Reading the city sounds like something a psychogeographer might do, but in a sense we all do it whenever we move around, on foot or on wheels: route, encounter, diversion, disruption. That shop’s re-o

The daughter of Gisèle Pelicot on the family’s ordeal