After years of collecting American Girl dolls, Kris Sanchez had finally run out of room, and his mom had run out of patience.

Abstract: In this study, a double-layer structured paper-based electrochemical biosensor was developed for the simultaneous detection of aflatoxin B1 (AFB1) and ochratoxin A (OTA). Microelectrodes ...

Want a last-minute holiday decoration that you can do yourself? Try making some paper chains and using them as decorations!

Discover how to build a homemade rubber band-powered paper airplane in this easy and engaging tutorial. We’ll guide you step-by-step as you craft the frame with skewers, add aerodynamic paper wings, ...

Drawing a house is one of the simplest and most enjoyable projects for beginners because houses are built from familiar shapes. With just a few lines, you can create a clear structure that looks neat ...

Abstract: In this paper, we propose a very simple deep learning network for image classification that is based on very basic data processing components: 1) cascaded principal component analysis (PCA); ...