The Strange Effects of Diamond Dust

The video explores various optical illusions caused by sunlight interacting with ice crystals in the atmosphere. It explains phenomena like sun halos, sun dogs, and sun pillars, detailing how the refractive index of ice and the alignment of crystals create these effects. The video also distinguishes between reflection and refraction in forming these illusions.

Describe how the arrangement of ice crystals affects the appearance of sun dogs.

Differentiate between sun pillars and sunbeams in terms of their formation.