Discover the fascinating world of electromagnetism with our step-by-step guide on how to make the simplest motor at home. This video reveals the basic principles of creating a functional motor using ...

Scientists Grow Metal Instead of 3D Printing It — And It’s 20x Stronger Oct. 10, 2025 — Scientists at EPFL have reimagined 3D printing by turning simple hydrogels into tough metals and ceramics. Their ...