We found the first Australian evidence of a major shift in Earth's magnetic poles. It may help us predict the next
- Written by Agathe Lise-Pronovost, McKenzie Research Fellow in Earth Sciences, University of Melbourne
NASAAbout 41,000 years ago, something remarkable happened: Earth’s magnetic field flipped and, for a temporary period, magnetic north was south and magnetic south was north.
Palaeomagnetists refer to this as a geomagnetic excursion. This event, which is different to a complete magnetic pole reversal, occurs irregularly through time and...





