Fluid dynamics is the study of the motion of liquids, gases and plasmas. Flow is dependent on the intrinsic properties of the matter itself, such as compressibility, viscosity and density. Example ...

Abstract: This paper presents a modular suite of collaborative Unmanned Aircraft System Traffic Management (UTM) services designed to enhance urban airspace operations. The framework integrates ...

Feb. 6, 2026 Inspired by the shape-shifting skin of octopuses, Penn State researchers developed a smart hydrogel that can change appearance, texture, and shape on command. The material is programmed ...

Head stabilization arises from population geometry of neck muscle activity that is conserved and smoothly scaled across walking speeds, but reorganized during more natural overground locomotion, ...