Osmium – The Rarest Naturally Occurring Element Osmium a very beautiful element that is in the Platinum group. It is the rarest naturally occurring element on earth. VSauce – What is the rarest precious metal? Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts CN Tower – The Edge Walk – Toronto, Canada The Science of Laziness How Olympic Athlete’s Bodies Have Changed Over the Years Purple Bacteria: Turning Poop Into Biofuel Michio Kaku – What are the Ultimate Questions of Nature? Can Light and Sound Get You High?