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1.4.2 Sunday Links...People Wearing Clothes, Leaning Tower of Pisa, Frozen Earth

This Sunday our links ask the age-old questions little kids ask as they refuse to get dressed: so, when did humans start wearing clothes? NASA also has ideas about plants that can help filter air in a room. Plus the leaning tower of Pisa, a frozen earth 700 million years ago, and more.
1.4.2 Sunday Links...People Wearing Clothes, Leaning Tower of Pisa, Frozen Earth
Barney Moss on Flickr

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