Curiosity Shakes Loose a Pesky Rock
After NASA’s Curiosity Mars rover drilled a sample from this rock on April 25, 2026, it withdrew its robotic arm and pulled the entire rock off the surface with it. Engineers spent several days…
Physics
Hubble Sights Galaxy in Transition
This NASA Hubble Space Telescope image reveals an enigmatic galaxy with a bright center and a face that hints at spiral structure, yet it holds no obvious spiral arms. Reddish-brown clumps and…
Solar-pumped Radiation-balanced Laser
arXiv:2601.00649v2 Announce Type: replace
Abstract: Solar-pumped lasers, predominantly based on neodymium gain media, offer a promising route to renewable laser-energy conversion and space-based…
Optical Resonances: From Eigenmodes to Scattering Features
arXiv:2603.13845v2 Announce Type: replace
Abstract: Electromagnetic resonances play a central role in nanophotonics by enabling efficient confinement of electromagnetic energy and enhanced…
Adaptive homotopy continuation for robust dispersion curve computation in viscoelastic waveguides: guaranteed branch identity continuity
arXiv:2605.15089v1 Announce Type: cross
Abstract: This paper presents the first systematic application of a material homotopy continuation framework for efficient, automated computation of…
Kolmogorov-Arnold Chemical Reaction Neural Networks for learning pressure-dependent kinetic rate laws
arXiv:2511.07686v2 Announce Type: replace
Abstract: Chemical Reaction Neural Networks (CRNNs) have emerged as an interpretable machine learning framework for discovering reaction kinetics directly…
Observation of spontaneous N-bearing PAH formation using ion trap: a new formation pathway in the interstellar medium
arXiv:2605.14424v1 Announce Type: cross
Abstract: Nitrogen-bearing polycyclic aromatic hydrocarbons (N-PAHs) are key precursors to complex organic molecules in both the interstellar medium and the…
Weakly nonlinear analysis of Hopf bifurcations in the elastohydrodynamics of Cosserat rods
arXiv:2605.14702v1 Announce Type: cross
Abstract: We study the weakly nonlinear saturation of the flutter instability of a planar Cosserat rod in a viscous fluid driven by a terminal follower force….
Boris and Exponential Integrators in the Theory of Particles Interacting with Magnetic Turbulence
arXiv:2605.14065v1 Announce Type: new
Abstract: The interaction of electrically charged particles with magnetic fields is a fundamental problem in several areas of physics. An example is the motion…
Stochastic Resonance in a Thermally Driven Low-Dimensional Geodynamo Model
arXiv:2605.13867v1 Announce Type: new
Abstract: Geomagnetic field reversal sequences exhibit persistence times spanning a broad range, from a few $10^4$ years to superchrons lasting more than $10^7$…