In 1831, a baffling celestial phenomenon left humanity questioning the heavens: the sun turned blue. This eerie spectacle, visible across vast swathes of the globe, plunged societies into ...
So gloomy were its effects that, in the northern hemisphere, it even sullied the beaming visage of the Sun, turning it a somber blue instead ... As detailed in a new study published in the ...
Researchers have discovered the origins of a 200-year-old volcanic eruption that ejected so much sulfur into the atmosphere that it changed the climate and made the sun look blue. In 1831 ...