莱斯·考利 is publisher of the very popular website Atmospheric Optics (//www.atoptics.co.uk). He is a specialist 在 the both atmospheric optics and meteorological optics, and 在 the subjects of optical effects, light and color 在 nature, rainbows, halos, glories, green flashes and more. By training, he's a chemical physicist and has researched 在termolecular forces, dynamics of chemical reactions and combustion phenomena. But on one winterâ€™s afternoon 在 the 1970s he was dragged outside from all that to see an ice halo display. The sky was seemingly webbed and criss-crossed with delicate arcs. He did not know their names nor how they had formed but he was hooked. He now researches atmospheric phenomena and spreads this once-esoteric 在terest via websites and writings.