Atmospheric optics wavelengths. A halo (ἅλως; also known as a nimbus, icebow or gloriole) is an optical phenomenon produced by the interaction of light from the sun or moon with ice crystals in the atmosphere, resulting in colored or white arcs, rings or spots in the sky. Many halos are positioned near the sun or moon, but others are elsewhere and even in the opposite part of the sky. They can also form around artificial lights in very cold weather when ice crystals called diamond dust are floating in the nearby air. There are many types of ice halos. They are produced
Lloyd (name) Lloyd (name) Lloyd is a name originating with the Welsh adjective "llwyd", most often understood as meaning "grey" but with other meanings as well. The name can be used both as a personal name and as a surname. The name has many variations and a few derivations, mainly as a result of the difficulty in representing the initial double-L for non-Welsh speakers and the translation of the Welsh diphthong "ŵy". Lloyd is the most common form of the name encountered in the modern era, with the Welsh spelling "Llwyd" increasingly common in recent times. The vast majority of Wales continued