This is an illustration of ancient Earth's magnetic field compared to the modern magnetic field courtesy of Peter Driscoll. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of ...

By using archaeomagnetic dating, a method that examines the Earth’s ancient magnetic field recorded in archaeological materials, researchers have provided strong evidence confirming the accuracy ...

A 3.7-billion-year-old record of our planet's ancient magnetism has been unearthed, providing evidence that Earth's magnetic field already existed very early in history. This discovery ...

Primarily, the compass was used for geomancy for a long time before it was used for navigation Ancient Chinese alchemists realized that the magnetite ore would point towards a magnetic north. Their ...

A perfectly preserved ancient tree fossil offered scientists an unprecedented view into a moment 42,000 years ago when the Earth’s magnetic field went haywire. The compelling 2021 study tells ...