Fog, Light, and the Limits of Sight
Daniel grew up watching planes emerge from the murk at Cork Airport, and he wrote in with four questions about fog: how it forms so suddenly, what it does to light, what the realistic minimum is for driving, and how it affects airport operations and ILS approaches. This episode works through all four, starting with the physics of saturation and temperature inversions, then Koschmieder's law and the theoretical limit of sight in the cleanest possible air. Along the way: why fog makes things flatter rather than darker, why a foggy morning sounds like a low-pass filter, and why "what's the…
The skinny
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