Interesting Engineering

Chinese scientists recover 98% of gold from old phones in 20 minutes at low cost

Chinese scientists have developed a rapid e-waste mining method that extracts gold in under 20 minutes at around one-third of ...
Tech Xplore

Coal tailings could solve United States' need for rare earth elements

Rare earth elements are an easy-to-find, hard-to-refine resource critical for everything from magnets and electronics to ...
IEEE

River Extraction Method of Remote Sensing Image Based on Edge Feature Fusion

Abstract: The extraction of rivers from remote sensing images is crucial for urban planning and water resource utilization. To address the low accuracy of traditional methods for extracting rivers ...
Hypebeast

Acqua Di Parma’s “Gelsomino a Freddo” Fragrance Is Crafted Using Ancient Cold Enfleurage Technique

Acqua di Parma’s new “Gelsomino a Freddo” eau de parfum is crafted with the cold enfleurage technique, balancing luminous jasmine with smoky notes of black tea and wood The launch includes candles, ...
IEEE

Gram–Schmidt Methods for Unsupervised Feature Extraction and Selection

Abstract: Feature extraction and selection in the presence of nonlinear dependencies among the data is a fundamental challenge in unsupervised learning. We propose using a Gram-Schmidt (GS) type ...