How Do Quarks Really Move? New Theory Unlocks Decades-Old Physics Mystery

A new theory-based approach provides access to the minute transverse motion of quarks within protons. Nuclear physicists have developed a new theoretical framework that allows them to calculate a ...
Space on MSN

How Do Spacecraft Orbit Earth? Angular Momentum Explained By NASA

How is it possible for the ISS to stay in orbit? Learn more about the science behind orbiting Earth and more in this NASA ...
IEEE

Moment of Inertia Identification Based on Unscented Kalman Filter for Permanent Magnet Synchronous Motors

Abstract: This paper proposes a novel method to estimate the moment of inertia for permanent magnet synchronous motors (PMSMs) control system. It is based on unscented Kalman filter (UKF). Compared ...
Mother

A new mom posted about feeling lost—and what happened next reminded everyone she wasn’t alone

On September 16, a Threads post from a new mom began quietly circulating online, not because it was polished or posed, but because it was raw. Kara’s honesty cracked something open—a reminder that ...