The most telling chart from the last post.
[video]
Photos of how the american west looked as it was charted.
Molecular evidence for the age of dog breeds, it turns out, is misleading.
Thought I might make a gif proof of the Pythagorean theorem why not.
[video]
Jamming Grippers Combine to Form Robotic Elephant Trunk
butterfly UAVs
Spiders that Hunt in Packs! (and how they evolved)
From ‘Street Life in London’, 1877, by John Thomson and Adolphe Smith
Gallery: http://www.flickr.com/photos/lselibrary/sets/72157626412575242/show/