geometric shapes – THE CONVERSATION https://theconversation.org Mon, 07 Jun 2010 18:21:28 +0000 en-US hourly 1 https://wordpress.org/?v=5.7.12 Cymatics and Crop Circles — no accidents here https://theconversation.org/cymatics-and-crop-circles-no-accidents-here/ https://theconversation.org/cymatics-and-crop-circles-no-accidents-here/#comments Mon, 07 Jun 2010 08:39:45 +0000 http://theconversation.org/?p=823 https://theconversation.org/cymatics-and-crop-circles-no-accidents-here/feed/ 11