If you're in the US and you've also been idly wondering why "I don't like to drive at night" has become such a common thing to say in the past few years, stand near to a modern LED streetlamp and block it with your hand. In about two thirds of a second, the whole road brightens up as your pupils open.

You're not just getting old; between over-bright streetlights, over-bright headlights of oncoming cars, over-bright instrument clusters, over-bright porch lighting, nobody can see in the dark anymore.

Just in the last decade we've made it much harder and more dangerous to drive at night. Oh, and we also gave up the stars.

Why the changing colour of our streetlights could be a danger for insect populations

The increasing prevalence of white LED streetlamps spells worrying population declines for insects like moths.

The Conversation