Water reshapes Earth through slow, powerful erosion, carving intricate landscapes like caves and pinnacles in soluble rocks ...

Newly found 600-million-year-old clues in the Himalayas reiterate a tale of planetary transformation — of drifting continents ...

These results recognized the time-scale features of power systems and created strong modeling and analysis tools that are continuing to form the basis for simulation and analysis techniques today.

Abstract: This paper extends the theory of sequential control for nonlinear, nonstandard two-time-scale systems to address uncertainties in the model structure and parameters. The approach first ...