Blue ice, typically found in glaciers, ... a photo online showing chunks of blue-hued ice piled up on the island's shore this week with the Mackinac Bridge in the background.

"Conditions were just right and many of the ice slabs glowed a brilliant blue with the bridge in the background," he said. "I have seen blue ice many times over the years with March of 2018 being ...

Far from being an optical illusion or a trick of the light, blue ice, with its deep and almost hypnotic hue, results from ...