Carbon nanotubes get even more clever

They have been used to make "gecko feet" adhesive, which is pretty much like Post-it pad v2.0 -- and is dry. This is a big advantage for dohickys in space, because what makes ordinary adhesives work down here on earth usually evaporates in a vacuum and then it stops being an adhesive. No word on plans to develop wall-scaling gloves and shoes for the ninja market.