Abstract: This article addresses a tracking performance control problem for steer-by-wire (SbW) systems with model uncertainty and time-varying nonlinearity (e.g., time-varying longitudinal dynamics ...

A time crystal that beats to the rhythm of both order and chaos has revealed a new way in which matter can keep time. New ...

New research from the University of Waterloo is making inroads on one of the biggest problems in theoretical computer science ...

We live in the present, moving through time. As events come and go, everything fades into the past. But what is time, really?