Question: what are the strongest materials on earth?
Answer: #8 Nanospheres / Nano-Kevlar. ...  #7 Diamond. ...  #6 Wurtzite Boron Nitride. ...  #5 Lonsdaleite. ...  #4 Dyneema. ...  #3 Metallic Glass. ...  #2 Buckypaper. ...  #1 Graphene. One-atom-thick sheets of carbon are 200 times stronger than steel.