Réfléchir la science du social.

Every night, the Earth is illuminated by billions of lights, which reveal the presence of humans to the universe and the secret of their activities and organisation to those who are informed observers. This nocturnal vision of the Earth, which was previously accessible only to the tenants of the International Space Station, has been accessible to everyone since 2012 thanks to NASA's Black Marble project, which can be described as the ultimate map of the World, in other words, of humanity inhabiting the Earth.