How did ancient Egyptians move those huge pyramid stones? - CSMonitor.com

http://www.csmonitor.com/Science/2014/0501/How-did-ancient-Egyptians-move-those-huge-pyramid-stones?utm_source=Sailthru&utm_medium=email&utm_term=Science_final&utm_campaign=20140501_Newsletter%3AScience_Sailthru&cmpid=ema%3Anws%3AScience%2520Weekly%2520%2805%2F01%2F2014%29

More at: http://www.woohs.blogspot.com