Electric motors usually comprise a stator and a rotor, with the latter rotating inside the former. Donut Lab thinks this design is outdated, and a hollowed-out rotor can offer important advantages.

Donut Lab, which unveiled a family of in-wheel electric motors at CES 2025, has spent almost a decade searching for one of the holy grails of the EV industry: in-wheel motors that actually work. These ...

Donut Lab says it has developed what it describes as a solid-state battery that is ready for use in production vehicles, and ...

See how a claimed 400 Wh/kg solid-state battery with under five minute charging could cut EV weight & simplify cooling for ...