The previous nights were the occasion to see the Perseid meteor shower. It was also the Nuits des Etoiles in France, where hundreds of events are organized to allow people to watch stars and (re)discover the sky and stars above our heads.
As you perhaps know, I am quite an astronomy fan and I believe it is very sad that the skies aren’t dark anymore. So when Grist published an article about a cute animation on that very topic I knew I had to share it with you.
Borrowed light by Olivia Huynh made me wish for a darker sky and to be able again to enjoy the marvels of the stars, galaxies and nebulae. Read more →
You may perhaps remember the not so distant time when I was posting astrophotography pictures on this very website. I have also wrote
Here is 
Too many lights in our cities at night is really bad for our economy as we waste electricity and thus money. It is also a bad idea for nocturnal animals, plants and amateur astronomers who need to go further and further to have a darker sky.
The city of Barcelona and Spanish utility Endesa have been installing smart LED lightning systems that automatically switch themselves off when no one is around. This enables the city to cut by 30 percent its electricity consumption.
