If you want a strong magnet, the obvious answer is to buy one. However, for a variety of reasons, you might want to combine several smaller magnets. There are a few ways to do this, but the Halbach ...

If you want a strong magnet, the obvious answer is to buy one. However, for a variety of reasons, you might want to combine several smaller magnets. There are a few ways to do this, but the Halbach ...

Halbach magnet arrays represent an innovative approach in the design of permanent magnets for nuclear magnetic resonance (NMR) applications. By arranging magnets in a specific, asymmetrical ...

Now I know why that particular combination of sensitive to magnetism and not sensitive didn't happen naturally during Earth's long gestation. We never would have gotten anything done. It might beat ...

Posts from this topic will be added to your daily email digest and your homepage feed. is transportation editor with 10+ years of experience who covers EVs, public transportation, and aviation. His ...

Shuttling passenger pods through low-friction tubes at close to the speed of sound is a vision that needs to clear numerous hurdles to become a reality, but add a 15-year-old technological concept to ...