Dot Physics on MSN

Python physics: Drawing the celestial sphere in Web VPython

In this Python physics tutorial, I show you how to draw the celestial sphere using Web VPython! Explore the stars, constellations, and the fundamental concepts behind the celestial coordinate system ...
IEEE

Optimization of Energy-Constrained IRS-NOMA Using a Complex Circle Manifold Approach

Abstract: This work investigates the performance of intelligent reflective surfaces (IRSs) assisted uplink nonorthogonal multiple access (NOMA) in energy-constrained networks. Specifically, we ...
IEEE

High Isolation CMOS TDD RF Front-End using Sandwich-Type Concentric Vortical Transformer and Leakage Elimination Technique

Abstract: This paper presents a 90-nm CMOS radio-frequency (RF) front-end using the proposed sandwich-type concentric vortical transformer (CVT) for transmit/receive (TX/RX) switching in time-division ...
downthetubes.net

SciFi flavour to David Hailwood’s new book, “How To Draw Super Simple Cartoons For Creative Kids”

Author David Hailwood, the comic creator behind the 100% Biodegradable comic anthology, recently released another of his popular “How To” drawing books for kids. The focus of this book – How To Draw ...
The Herald SC

Plans for another big Lancaster County shopping center hinge on more new homes

Is Lancaster County’s next big shopping center worth adding hundreds of homes in an area that’s already putting pressure on the county? That’s a big question facing planners, with a property owner ...
Pew Research Center

Americans’ Social Media Use 2025

To better understand which social media platforms Americans use, Pew Research Center surveyed 5,022 U.S. adults from Feb. 5 to June 18, 2025. SSRS conducted this National Public Opinion Reference ...