Links to LEARN more: http://www.Twitter.com/Tweetsauce http://www.Facebook/./com/VsauceGaming Vsauce Tshirts: http://www.districtlines.com/vsauce music by: http://www.Soundcloud.com/JakeChudnow Periodic Videos on YouTube: null Behind the scenes with me at the University of Nottingham: https://www.youtube.com/watch?v=vsiPt3l6H3U Investigation of the most precious material: http://www.curiousnotions.com/home/metals.asp Abundance of the elements: http://en.wikipedia.org/wiki/Abundance_of_the_chemical_elements