A new model uncovers how Earth’s liquid core has sustained its magnetic field since the planet’s beginnings, offering new insights into its future. Earth benefits from the presence of a magnetic field ...

Geophysicists have modeled how Earth’s magnetic field could form even when its core was fully liquid. By removing the effects ...

The oldest firm age yet for Earth's magnetic field suggests that it developed before a solid planetary core, 3.7 billion years ago. When you purchase through links on our site, we may earn an ...

Magnetic fields play an important—if sometimes underappreciated—part in planetary systems. Without a strong magnetic field, planets can end up as a barren wasteland like Mars, or they could ...

The reversal could actually have a beneficial effect on Earth. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The sun is on the verge of a ...

China’s large Huanliu-3 nuclear fusion reactor follows decades of research in Chengdu. The world’s dozens of active tokamak experiments share ideas, scientists, and more. This tokamak, like many ...

Angular momentum is a fundamental quantity in physics that describes the rotational motion of objects. In quantum physics, it encompasses both the intrinsic spin of particles and their orbital motion ...