During a total solar eclipse, the Sun’s corona and prominences are visible to the naked eye [image credit: Luc Viatour / https://Lucnix.be ] A climate detective story. H/T Paul Vaughan – – – When medieval monks were looking up at the night sky, writing down their observations of celestial objects, they had no idea that […]
Medieval writings on lunar eclipses may help date volcanic eruptions
Glyn Hnutu-healh: History, Alchemy, and Me 