Many major earthquakes (e.g., near-field earthquakes) in history have records of rotational damages 1,2, which proves that measurements of rotational motions are of great significance in the fields of ...

Angular acceleration plays a very critical role for the dynamic control of the accurate attitude estimation of the unmanned aerial vehicles (UAVs), which is conventionally acquired by the ...

On the smallest scales, our universe gets weird. Particles act like billiard balls or waves on water, depending how you probe them. Properties can't be measured simultaneously or tend to smear ...