Ellipses and cylinders are foundational to drawing forms in perspective. This short shares a practical method to improve accuracy, consistency, and confidence when drawing rounded forms—making complex ...

Four years ago, I was given a fantastic opportunity to be a math coach for a primary years program. But when I started, there was no framework to work within, no script to follow. I was starting from ...

Matthew Klein, an analyst at the nonpartisan Cook Political Report, breaks down the proposed Texas and California redistricting maps for the 2026 midterm elections and what it means for the balance of ...

Abstract: When seismic waves propagate through horizontal transversely isotropic (HTI) media, the variation of acoustic impedance with azimuth can effectively reflect the fracture density and ...

Abstract: This paper presents a novel positioning method based on ultra-low-frequency magnetic field-based positioning systems (ULF-MPSs) in non-line-of-sight (NLOS) environments. The system for easy ...

A new directive signed last week by President Donald Trump gives the Pentagon authorization to use military force against Latin American drug cartels designated as terrorist organizations, according ...

Drawing a hexagon in isometric view is a useful technique in technical drawing, engineering, and 3D design. Isometric drawings give a three-dimensional appearance using 30-degree angles, and creating ...

WASHINGTON — For her closing campaign argument Tuesday, Vice President Kamala Harris chose a setting designed to draw the starkest possible contrast between her and Donald Trump a week before Election ...

It’s only been a week since Chinese company DeepSeek launched its open-weights R1 reasoning model, which is reportedly competitive with OpenAI’s state-of-the-art o1 models despite being trained for a ...