Ripple-like rings of the 'Bullseye galaxy' could be explained by dark matter

Two U.S. physicists have suggested that the nine concentric rings surrounding the galaxy LEDA 1313424, also known as the Bullseye galaxy, could have emerged through the quantum behavior of particles ...
IEEE

Isoflux, Flat-Top, and Pencil-Beam Pattern Reconfigurable Circularly Polarized Antenna Using Liquid Dielectric

Abstract: This communication proposes a radiation pattern reconfigurable circularly polarized antenna based on liquid dielectric. The antenna consists of a circularly polarized feeding antenna and a 3 ...
IEEE

A Deep Learning-Based Approach for Two-Phase Flow Pattern Classification Using Void Fraction Time Series Analysis

Abstract: Flow regime classification is essential for analyzing and modeling two-phase flows, as it demarcates the flow behavior and influences the selection of appropriate predictive models. Machine ...
Wall Street Journal

Americans Are Falling Behind on Their $1.25 Trillion Credit-Card Bill

After working all day as an operations director at a busy New England hospital, Catherine Clarke would lie awake at night wondering where she went wrong. Despite her $194,000 salary, Clarke’s Chase ...
CNET

Expert-Approved Ways to Use Your LED Mask to Get Max Results

Red light therapy masks are a popular addition for your skin care regimen. Here's the best way to use one. I'm a Fitness & Nutrition writer for CNET who enjoys reviewing the latest fitness gadgets, ...
EDN

LED driver animates exterior vehicle lighting

Lumissil’s IS32FL3776 matrix LED driver brings expressive intelligent signal displays (ISDs) to software-defined exterior automotive lighting. With 36 constant-current channels providing 60 mA each, ...