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Hypnotic ice rings create a bull's-eye on frozen lakes, how the pattern forms

A drone view shows a frozen lake near Budapest, Hungary, January 7, 2026. (Image credit: REUTERS/Marton Monus) From above, ...
Science Daily

These mesmerizing patterns are secretly solving hard problems

Tessellations aren’t just eye-catching patterns—they can be used to crack complex mathematical problems. By repeatedly ...
AZ Animals

The Science Behind the Vulturine Guinea Fowl’s Striking Feathers

Explore how the vulturine guinea fowl’s striking blue and white feathers serve more than beauty. From structural coloration ...
IEEE

Two-Dimensional Wide-Angle Scanning Phased Array Based on Pattern Reconfigurable Two-Element Subarray

Abstract: This paper presents a two-dimensional (2D) wide-angle scanning phased array based on a pattern reconfigurable two-element subarray. The two-element subarray design method enables flexible 1D ...
IEEE

Numerical Analysis and Simulation Verification of Multi-pattern Switching Angles Distribution for Five-Level Selective Harmonic Elimination PWM

Abstract: Five-level selective harmonic elimination pulse width modulation (SHEPWM) is an essential technology to improve the output performance with a relatively low switching frequency, especially ...