Imagine you had a pair of trainers in which you could walk up walls, hang upside-down from the ceiling or even stroll underwater along the side of a submarine.
Just think about that.
- Text size
A gecko, a mussel and the world's best glue
Science notebook: Imagine you had a pair of trainers in which you could walk up walls, hang upside-down from the ceiling or even stroll underwater along the side of a submarine.
