The Santa Cruz Sentinel’s Letters to the Editor for March 7, 2026.

As the Arctic region becomes increasingly contested, the U.S. military faces a new era of challenges in one of the world's most inhospitable environments. Researchers at the Johns Hopkins Applied ...

Trade strategies, regulatory pressure and fire safety performance expectations are changing approaches to fire safety in ...

New control achieved over perovskite solar cell crystallization with record efficiency and long-term stability. Study: Polarize the Solvent to Regulate the Intermediate Phase and Dynamic ...

Astra, a female polar bear, at Point Defiance Zoo & Aquarium in Tacoma, Washington, on Nov. 14, 2023. Astra, a 4-year-old, 700-pound female, arrived Oct. 9, 2025 at Como Park Zoo & Conservatory in St.

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

A new type of semiconducting polythiophene with high charge-carrier mobility could potentially be used in flexible, lightweight, and ultimately large-area displays, according to Iain McCulloch and ...

Abstract: Understanding and modeling the electronic carrier transport mechanism in polymer dielectric material is an essential issue in dielectric materials design. In this study, to clarify the ionic ...

Department of Physics and Astronomy, University of Padova, Via Marzolo 8, I-35131 Padova, Italy INFN, Sezione di Padova, Via Marzolo 8, I-35131 Padova, Italy ...

Recent advances in the synthesis of polar molecular materials have produced practical alternatives to ferroelectric ceramics, opening up exciting new avenues for their incorporation into modern ...