Views of one glacier over 250 years show how it has changed. Others in Greenland and Iceland are rapidly vanishing too.
Koch
In which Dante is terrified by three wild animals and meets the ghost of Virgil. Together they make their way to the gates of Hell.
‘The Opening of the Wallhalla’ is not a scene from Nordic myth. Here’s how Hermann the German got his (incorrect) name, and how nationalism tried to create a modern myth.
Rainbows are one of nature’s grand spectacles. How careful, then, have painters been to get their colours in the ‘right’ order?
The Eclectic Light Company 