https://pinboard.in/u:ger/public/ recent bookmarks from ger 2011-07-20T08:50:40+00:00 http://www.calamitiesofnature.com/archive/?c=559 gerusa evolution education science graph chart https://pinboard.in/ https://pinboard.in/u:ger/b:b4b78121da74/ 2011-03-20T00:29:49+00:00 http://blog.xkcd.com/2011/03/19/radiation-chart/ gerradiation chart xkcd https://pinboard.in/ https://pinboard.in/u:ger/b:1ccad9d1c79a/ 2011-03-20T00:18:35+00:00 http://xkcd.com/radiation/ ger radiation dose chart xkcd science infographic https://pinboard.in/ https://pinboard.in/u:ger/b:25c0f1d57158/