Light is changing, dramatically. Our world is getting brighter you can see it from space. But is brighter always better? In Incandescent, journalist Anna Levin reveals her own fraught relationship with changes in lighting, and she explores its real impact on nature, our built environment, health and psychological well-being. Darkness has shaped the lives of humans for millennia, and in Dark Skies, author Tiffany Francis travels around Britain and Europe to learn more about nocturnal landscapes and investigates how our experiences of the night-time world have permeated our history, folklore, science, geography, art and literature