The Fibonacci Sequence As Seen in Flowers gallery by Environmental Graffiti is a math and history lesson wrapped in a pretty...
NGC 3372: The Great Carina Nebula
One of our galaxy’s largest star-forming regions.
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[noun]
1. a fluid or viscous substance used for writing or printing.
2 .a dark, protective fluid ejected by the...
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Brownwashing: Why Green Consumers Buy Brown Things
Dunkin’ Donuts, Cinnabon, and Target are swapping their white napkins for brown ones. Seventh Generation even dyes its translucent diapers brown. But does “brown” necessarily mean “eco-friendly?”—or are marketers messing with our minds?
Brownwashing: Why Green Consumers Buy Brown Things...Dunkin’ Donuts, Cinnabon, and Target...