#phenomenon
Or - and this is just off the top of my head, Hugh - you could get a doorbell fitted and not die of hypothermia in your own home?
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NASA satellite images of the Richat Structure.
The Richat Structure, also known as the Eye of the Sahara and Guelb er Richat, is a prominent circular feature in the Sahara desert of west–central Mauritania near Ouadane. This structure is a deeply eroded, slightly elliptical, 40-km in diameter, dome. The sedimentary rock exposed in this dome range in age from Late Proterozoic within the center of the dome to Ordovician sandstone around its edges.
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Light pillars are a rare optical phenomenon in which ice crystals in the atmosphere reflect sources of light in a vertical formation. Long, illuminated beams can form above or below sources of artificial or natural light due to the air being extremely cold.
More boys are born during and after major wars, and no one knows why. The phenomenon is called the “Returning Soldier Effect.”
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