Science

Hearing the shape of an arena with spectral swarm robotics

Robot swarms classify arena shapes by estimating a global spectral signature from information exchanged between robots.
Science

Cas9 nickase–mediated contraction of CAG/CTG repeats is associated with phenotypic improvements in a Huntington’s disease mouse model

Cas9 nickase contracts CAG/CTG repeats in Huntington’s disease patient–derived medium spiny neurons and in a mouse disease model.