Abstract: Electromagnetic (EM) vortex waves carrying orbital angular momentum (OAM) have a helical wavefront structure, which allows the echo signal to contain the azimuthal information of the target ...

Researchers at the University of Bath have developed a new method for repeatedly chemically recycling acrylic plastic without reducing quality. In contrast to conventional mechanical recycling, the ...

Abstract: The periodic pulse features induced by early damage to rolling bearings under a strong noise background are weak, and the signal decomposition method based on the symplectic geometry ...

Expert DIYer April Wilkerson teaches how to make straight, accurate cuts with a circular saw using proven techniques for cleaner results. Thousands of workers strike at one of the largest meatpacking ...

BANGKOK — January 21, 2026 — Indorama Ventures, a global sustainable chemical company, takes an important next step toward making textiles more circular for homes and public spaces. To support fabric ...

Fog, smoke, turbid fluids, and biological tissues scramble optical wavefronts, producing speckle patterns that vary with angle and position, while absorption attenuates weak ballistic components that ...

Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must be given to the creator. Non-Commercial (NC): Only non-commercial uses of the work are permitted. No ...

Expert DIYer April Wilkerson shares tips for making straight, accurate cuts with a circular saw. Tucker Carlson urges "civil disobedience" if Trump DOJ targets hate speech Trump Suffers Major Legal ...

One of the fundamental operations in machine learning is computing the inverse of a square matrix. But not all matrices have an inverse. The most common way to check if a matrix has an inverse or not ...

Efficient Power Conversion Corporation (EPC) introduces the EPC91118, the first commercially available reference design to integrate gallium nitride (GaN) IC technology for humanoid robot motor joints ...