CGP Grey (previously at Neatorama) can make the most esoteric subject interesting, because he brings us a slew of information we didn’t know, and didn’t know we need to know. But we do. So what do you know about tumbleweeds? They aren’t just an Old West thing; tumbleweeds are an invasive species native to Russia that caused problems for settlers and still cause problems for modern civilization.
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Source: neatorama