25 OCT 2017 by ideonexus
Children's Art Has Its Own Logic
Even simple scribbles are meaningful. While it was once thought that kids only scribbled to experience the physical sensation of moving their arm along the page, “now it’s been shown that when children are scribbling … they’re representing through action, not through pictures,” said Boston College’s Winner. “For example, a child might draw a truck by making a line fast across the page and going ‘zoom, zoom,’ and so it doesn’t look like a truck when the child is done, but i... 1 
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notesThis reminds me of Sagan's pumpkin-carving, where he made random cuts and took out chunks to make it scarier with more "bloody guts."
21 SEP 2011 by ideonexus
The Laetoli Footprints
team of paleoanthropologists led by Mary Leakey confirmed the
bipedality of A. afarensis with another remarkable find in Tanzania: the
famous “Laetoli footprints.” In 1976, Andrew Hill and another member
of the team were taking a break by indulging in a favorite field pastime:
pelting each other with chunks of dried elephant dung. Looking for
ammunition in a dry stream bed, Hill stumbled upon a line of fossilized
footprints. After careful excavation, the footprints turned out to be an
... 1 notes
notesNot only do these prints demonstrate A. afarensis could walk upright, but the nature of their preservation, having been made in volcanic ash and their proximity to one another, paints a image of two ancestors huddling together in an ashen landscape.
