SpaceSpacecraft built from graphene could run on nothing but sunlight An accidental discovery shows that shining lasers on a form of graphene makes it move forwards, a find that could lead to better solar-powered spacecraft News
SpaceFlying in a spaceplane is like a magic carpet ride Virgin Galactic's chief pilot David Mackay on how he's gearing up to take tourists to the edge of space – and why recent tragedies won't stop him Opinion