A team of material scientists from Northwestern University figured out how to make hair dye in various shades of grey, all the way to a very, very black black, out of graphene sheets. (more…)
Cory Doctorow, Boing Boing
Sun, 03/18/2018 - 5:53pm
A team of material scientists from Northwestern University figured out how to make hair dye in various shades of grey, all the way to a very, very black black, out of graphene sheets. (more…)