This blog post draws heavily on “The State of the Science” report by John Barentine, available here. Summary The belief […]

The Big Switch Off of lights across Ambleside and Grasmere is happening again this year on Thursday 23rd February, from […]

These are before and after photos of a lighting retrofit at the National Outdoor Centre, Plas Y Brenin in Capel […]

Human Health Light pollution, especially the blue part of the spectrum of artificial light at night, is detrimental to human […]

Do you want to be safer at night? More and more research seems to suggest that floodlighting streets with overly […]

Roy Alexander BSc, FRAS, MInstP, is the Chair of DarkSky UK and Director of AstroVentures CIC and Battlesteads Observatory. Getting […]