Easter Island - new artifact analysis

came across this cool article today - changing theory of how rapa nui civilization disappeared

http://www.heritagedaily.com/2016/02/easter-island-not-destroyed-by-war-analysis-of-spear-points-shows/109745

a little more in-depth article:

http://phys.org/news/2016-02-easter-island-war-analysis-spear.html

Thanks for sharing this, I hadn't seen those.