Achieving chirality continuum, particularly reversible in three-dimensional solids, remains challenging due to the intrinsic difficulties in nanoscale accuracy over extended architectures. Here, the ...

Pupils Evie and Shaeya discuss how they get to school. Shaeya walks, but Evie comes in the car. Only 40% of their classmates come on foot, even less than the national average of 46%. The girls meet ...