High magnetic fields are a vital tool in many areas of science and technology that impact our everyday lives, from medical diagnostics through magnetic resonance imaging (MRI) to drug discovery ...

Learn how to perform a vector magnetic field calculation using two current-carrying wires in this clear, step-by-step physics tutorial. We break down key concepts like the Biot–Savart law, vector ...

Deep beneath the ocean floor, ancient sediments hint that Earth’s magnetic field sometimes changed far more slowly than expected.

Earth’s magnetic field can linger in a weakened, unstable state for tens of thousands of years before fully flipping.

Why there’s a need to assess current-flow distribution. How an arrangement was made for the measurement using a controlled magnetic field, laser-induced current flow, and a subtle physics-materials ...

The Earth's magnetic field and oxygen evolved together over 540 million years, according to a major NASA study.

Add Yahoo as a preferred source to see more of our stories on Google. Earth's magnetic field is like an invisible shield that protects our planet from solar and cosmic radiation. While it might not be ...

The U.S. has historically led the world in science that applies high magnetic fields, but a lack of domestic investment and technical advancement has allowed competitors in China, Japan, and Europe to ...