Title:
Earth's magnetic field can change 10 times faster than previously thought, study suggests
Published:
Sky News, 6 July 2020
https://news.sky.com/story/earths-magnetic-field-can-change-10-times-faster-than-previously-thought-study-suggests-12022267
From the article:
Researchers at universities in the UK and the US have provided new insights into how the swirling molten iron 1,740 miles (2,800km) below the Earth's surface influences the planet's magnetic field.