A number of readers questioned the veracity of the technology presented in this article. To address their concerns, we did a follow-up, which can be found here. Permanent magnets are an integral part ...

The new milk frother you are using to prepare your cappuccino is likely using magnetic gears. Magnetic gears transmit rotary motion like mechanical gears but instead of teeth they use magnetic ...

Why is electromagnetic repulsion so infrequently used in applications? As in, using an electromagnet to repel a permanent magnet, rather than to attract a magnet or ferrous material? I was doing some ...

Discover how to build a magnetic repulsion motor capable of lighting LED bulbs using only magnets and basic components. This step-by-step tutorial covers the construction of the magnetic base, the ...

Would there be any serious consequences if the human body were subjected to a very strong magnetic field, for example, the magnetic field generated by the Large Hadron Collider? Receive a weekly dose ...