Abstract: The magnetic charge model is a powerful tool for calculating the interaction forces between permanent magnets. This model enables the analytical or semi-analytical derivation of mathematical ...

Scores of farmers from across Mysuru district staged a demonstration in the city on Friday seeking an upward revision in crop compensation claims computed by the authorities. The protest, led by ...

A 13-year-old boy in New Zealand swallowed up to 100 high-power magnets he bought online, prompting surgeons to remove tissue from his intestines. On Friday, October 24, doctors shared that after ...

Abstract: Precise trajectory control is imperative to ensure the safety and efficacy of in vivo therapy employing the magnetic helical millirobots. However, achieving accurate 3-D path following of ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky.

Satellite data reveal that a weak region in Earth's magnetic field has grown by an area roughly half the size of continental Europe in the last 10 years. A weak region in Earth's magnetic field has ...

The magnetic field that protects our planet is shifting – and one region is fading fast. Over the South Atlantic, a weak spot in Earth’s magnetic shield has grown steadily since 2014. It now stretches ...

The Trump administration is seeking to cool tensions between the U.S. and China, after Beijing unveiled plans to impose export controls on rare-earth magnets and after the U.S. threatened more ...

A weak spot in the Earth's magnetic field is growing over the South Atlantic Ocean, according to more than a decade's worth of satellite data collected by scientists. The magnetic field surrounding ...