There are many glorious science-based terms when it comes to surfing. We all talk about swells, of course, the underwater energy that creates a breaking wave. But we'll look at swell angles and ...

Well, OK, not exactly. A beam of light could pass through air all day long (as long as you have a layer of air 26 billion kilometers long) and not deviate a whit. But if the density of that air ...

Rainbows are optical phenomena resulting from the interaction of sunlight, water droplets, and the human visual system, not physical objects. Scientific understanding of rainbows developed over ...