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We understand the Universe around us primarily through light, and 16 May, #InternationalDayOfLight is special for those of us who love astronomy. Are you organising an online event around #IDL2020? Share it with us! @IDLofficial
Our understanding of light itself is closely linked with the history of astronomy, be it spectroscopy, wavebands outside the visible, interferometry, or even relativity. And astronomy owes many of its advances to technological innovations around light detectors in every waveband.
For more on #IDL2020, see lightday.org.
And take a look at the astronomy section of the International Year of Light 2015 at light2015.org/Home/CosmicLig…
And take a look at the astronomy section of the International Year of Light 2015 at light2015.org/Home/CosmicLig…
