Across eras and cultures, blue flowers have graced myths, literature, and artworks and have long carried the symbolic meaning of serenity, calmness, and peace, thanks to associations with the sky ...

The Supermoon Blue Moon occurred at 2:26 p.m. EDT (1826 GMT) on Monday, Aug. 19, 2024, when the moon was 100% fully illuminated. Moonrise times are dependent on your viewing location.

Five years ago, researchers discovered that Raphael used Egyptian blue in a fresco called Triumph of Galatea, which the Renaissance painter created for Rome’s Villa Farnesina in around 1512.