The Greek mathematician Archimedes formally described the lever’s principle around 260 ... nature beat us by a long mile. Some spiders hoist prey using use a pulley-like system made from silk ...
Garbage in Garbage out. How do we know? In the real world Antarctic sea ice is at record highs http://www.ncdc.noaa.gov/snow-and-ice/extent/sea-ice/N/1 ...
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