Behind the hype: experts explain the science behind graphene, the new supermaterial

The story might be familiar by now: The material in our lowly pencils — graphene, a version of carbon — could change the world. There’s graphene-enhanced eyewear and graphene-inspired condoms, but is this all hype? Beyond the buzzwords, what exactly is graphene, and what are its real possibilities?Graphene-inspired eyewear might not amount to much, but graphene really could hold the key to advanced bullet-proof armor and lighter and safer smartphones, say scientists Joseph Mea