Why Is This Ice Cave Blue?

Have you ever wondered where glaciers get their beautiful colors or why would this this ice cave be blue?

This particularly unique blue might be one of nature’s most brilliant shades.

The color arises in a very special way thanks to some surprising interactions between light and water molecules.

Who knew physics could be so breathtaking?

“Joe Hanson, Ph.D. is a curious group of atoms in a curious universe, and he’s here to tell you how it all works. “

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Looking for some more fun facts? Check out our Learn Category.

It’s packed full of interesting infographics and educational videos.

If you’re looking for some more fun in the cold, we recommend Winter Science Experiments.

Or for an inspiring story of perseverance against nature we suggest The Man Who Carved a Road Through a Mountain.