![A magnetic field reversal 42,000 years ago may have contributed to mass extinctions | Science News | SANTA MONICA BAY AUDUBON SOCIETY BLOG A magnetic field reversal 42,000 years ago may have contributed to mass extinctions | Science News | SANTA MONICA BAY AUDUBON SOCIETY BLOG](https://smbasblog.files.wordpress.com/2021/02/magnetic-poles.jpg)
A magnetic field reversal 42,000 years ago may have contributed to mass extinctions | Science News | SANTA MONICA BAY AUDUBON SOCIETY BLOG
![Our magnetic poles shifted in the past. Are we overdue for another shift, and how will that affect our electronics, the continents, and the Sun's effect on us while the poles shift? Our magnetic poles shifted in the past. Are we overdue for another shift, and how will that affect our electronics, the continents, and the Sun's effect on us while the poles shift?](http://astronomy.com/~/media/9205209B002147AA91A75461211A9069.jpg)
Our magnetic poles shifted in the past. Are we overdue for another shift, and how will that affect our electronics, the continents, and the Sun's effect on us while the poles shift?
![Earth's Magnetic Field Could Take Longer to Flip Than Previously Thought | Science| Smithsonian Magazine Earth's Magnetic Field Could Take Longer to Flip Than Previously Thought | Science| Smithsonian Magazine](https://th-thumbnailer.cdn-si-edu.com/o6-Nq18hsCUxFi9S30as7lWsp_c=/fit-in/1600x0/filters:focal(1000x752:1001x753)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/ef/20/ef200431-75ca-4ccb-9a11-ecfedf9f1e32/istock-157642745.jpg)
Earth's Magnetic Field Could Take Longer to Flip Than Previously Thought | Science| Smithsonian Magazine
![End of Neanderthals linked to flip of Earth's magnetic poles, study suggests | Science | The Guardian End of Neanderthals linked to flip of Earth's magnetic poles, study suggests | Science | The Guardian](https://i.guim.co.uk/img/media/0ff9213b30f23d96f3be0bf6af2d90f287ac49aa/0_300_4024_2414/master/4024.jpg?width=620&quality=85&auto=format&fit=max&s=034205013721b89b88741990acc8e8d9)
End of Neanderthals linked to flip of Earth's magnetic poles, study suggests | Science | The Guardian
![Earth's magnetic field could flip within our lifetime - but don't worry, we should be OK - ExtremeTech Earth's magnetic field could flip within our lifetime - but don't worry, we should be OK - ExtremeTech](https://www.extremetech.com/wp-content/uploads/2014/10/earths-magnetic-fields-nasa-640x527.jpg)
Earth's magnetic field could flip within our lifetime - but don't worry, we should be OK - ExtremeTech
![Last reversal of the Earth's magnetic field took twice as long as previously thought – Physics World Last reversal of the Earth's magnetic field took twice as long as previously thought – Physics World](https://physicsworld.com/wp-content/uploads/2009/04/geomag.jpg)