Tag Archives: darkness

On the International Day of Light, remembering darkness

Posted on May 16, 2021 by

Today is the International Day of Light. According to a UNESCO note: The International Day of Light is celebrated on 16 May each year, the anniversary of the first successful operation of the laser in 1960 by physicist and engineer, … Continue reading →

Posted in Culture, Scicomm, Science | Tagged astronomical twilight, atmospheric pollution, darkness, ecological commons, geological commons, Indian Astronomical Observatory, International Day of Light, light pollution, night sky, night sky commons, Project Kuiper, SpaceX Starlink | Comments Off