PhysicsTiny graphene sheets can start or stop ice crystals growing in water Graphene particles that seed ice formation in water only need to be 8 square nanometres to kick-start the freezing process – any smaller and they can stop ice forming 51¶¯Âþ
PhysicsStretchy ‘electric skin’ generates power from your movements This flexible and transparent material generates electricity from your skin as you bend or stretch. It could be worn as a second skin to power wearable tech 51¶¯Âþ