Natural Phenomena
Popularity Index: 49 Updated at 2026-08-30 10:45 UTCSites
Subcategories 4
Topics 18
What sprites and elves reveal above thunderstorm tops
What causes ball lightning and why nobody can reproduce it
How a dust storm turns the whole sky orange
Why sun dogs and halos ring the winter sun
Why auroras only appear near the poles
What makes a green flash appear just after sunset
Why some clouds keep glowing long after dark
How a mirage bends light over hot asphalt
How raindrops split sunlight into a rainbow
What we lose when a phenomenon is only ever seen once
Annie Dillard's account of a total solar eclipse is one of the few pieces of nature writing about terror rather than beauty
Optical laws like Snell's law in reflection and refraction are the short-wavelength limit of wave behavior
How St Elmo's fire forms on ship masts and aircraft
Why the sky turns red at sunset
Why some phenomena resist explanation for centuries
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