A new graphene foam stays squishy at the coldest temperatures
The superelastic material could be useful in space
![graphene-based foam](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2019/04/041119_mt_graphene_feat_rev.jpg?fit=860%2C460&ssl=1)
DEEP FREEZE Normal materials become brittle in deep cryogenic conditions, but a new graphene-based foam (shown in this scanning electron microscopy image) stays as flexible as ever.
K. Zhao/Science Advances 2019