Building simple circuits with copper tape, LED bulbs, resistors, and watch batteries is not as simple as you might think. Notre Dame Elementary School STEM students are putting the engineering design ...

Learn how to create a reliable 12V battery backup circuit for routers, LED lights, or small electronics. This step-by-step tutorial is perfect for DIY electronics enthusiasts and beginners alike.

The creative new approach could lead to more energy-efficient machine-learning hardware. On a table in his lab at the University of Pennsylvania, physicist Sam Dillavou has connected an array of ...