The team from Harvard's Wyss Institute have published their results in the journal Nature Materials.

BBC: New material can halt runny liquids on demand

The material could be used to detect drugs in the body or improve airport security, according to new research published in the Nature Materials journal.

BBC: Manchester University graphene institute plans revealed

The research, which was completed in conjunction with scientists from the Swiss Federal Laboratories for Materials Science and Technology ( Empa) is published in the journal Nature.

CNN: World's smallest car fuels nanotech advance