The dark side of light: How light pollution is affecting your body
It's time to go back to black, say experts, because all that artificial light is playing havoc with your health
The hour is approaching midnight, but my bedroom is not properly dark. A horizontal sliver of dim yellow light spills over the tops of the curtains. Even with my eyes shut, I still see it. The window overlooks suburban back gardens that are bathed throughout the night in the warm electric glow of the streetlamps.
Several neighbouring houses are still partially lit by bulbs that will stay on until morning. They are keeping the darkness at bay.
Sixteen kilometres to the south, the twinkling lights of London’s Canary Wharf glisten like distant jewels in the night sky. There’s a glow of light over the city...