The gemstone for September is sapphire, who knows why? (For that matter who made up the order of any of the 12 monthly gemstones, or put another way—to whose financial benefit? ) Well, I’m not even going to go there. I want to talk about the color blue and...
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As the earth swings in its elliptical arc around the sun and approaches the July 4 aphelion, its farthest point from the sun (94.5 million miles), you’d think the earth would be colder than at other times. But because the North Pole tilts toward (or away from) the light...