The lifting electromagnet article I posted years ago (https://www.codrey.com/electronic-circuits/lifting-electromagnet-diy/) has been more popular that it should have ...

Today when we send information -- speech, words, numbers, or pictures -- to someone far away we can use the radio, telephone, television, fax machine, or a computer network. However, the need for ...

🛍️ The best Black Friday deals you can shop right now (updating) 🛍️ By Rahul Rao Published Jun 19, 2023 7:00 AM EDT Get the Popular Science daily newsletter ...

Magnetic separation systems began appearing in scrap yards after World War II when heavy duty shredders used for grinding automobiles started to pop up across the United States. The early magnetic ...

There’s a lion’s share of potential energy in the vibrations produced by footsteps on dance floors, exercise machines in the ...

Scientists in the UK have developed a new material that can turn movement into electricity without using toxic lead — a ...

Printed solenoids offer potential for high performance, tailored design, and on-the-spot fabrication. Why 3D-printed solenoids are needed and viable. How an MIT team devised an innovative approach to ...

New material opens possibilities for a wide range of innovative devices such as sensors, wearable electronics, and self-powered devices.

A new technology has emerged that helps buildings regulate their temperature without air conditioners or boilers. A joint ...