How The Earth Got Its Magnetic Field (And Why It Might Not Protect Us Much Longer)

Researched and Written by Leila Battison Narrated and Edited by David Kelly Art by Khail Kupsky Thumbnail Art by Ettore Mazza If you like our videos, check out Leila s youtube channel: https://www.youtube.com/channel/UCXIk7euOGq6jkptjTzEz5kQ References: https://news.mit.edu/2020/origins-earth-magnetic-field-mystery-0408 http://www.phys.ens.fr/~dormy/Publications/Dormy06.pdf https://pwg.gsfc.nasa.gov/Education/dynamos2.htm https://pwg.gsfc.nasa.gov/Education/dynamos.htm https://pwg.gsfc.nasa.gov/Education/wtether.htm https://pwg.gsfc.nasa.gov/Education/reversal.htm https://pwg.gsfc.nasa.gov/Education/whms1.html https://image.gsfc.nasa.gov/poetry/tour/AAmag.html https://www.sciencedaily.com/releases/2020/01/200121113046.htm https://www.downtoearth.org.in/news/science-technology/earth-s-inner-core-is-older-than-previously-determined-find-researchers-72983 https://www.history.com/news/a-perfect-solar-superstorm-the-1859-carrington-event https://research.noaa.gov/article/ArtMID/587/ArticleID/1264/The-serendipitous-discovery-of-solar-flares Music from Epidemic Sound and Artlist.io Thanks to: Teravolt (talk) / CC BY (https://creativecommons.org/licenses/by/3.0) By User:Sch - Computed and drawn by myself, using File:Mercator_Projection.svg and File:Mercator-proj.png for the globe texture, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=32065775 By Petr Brož (Czech Academy of Science) - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=73082285 By GFHund - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=76028226By Cavit - Own work, CC BY 4.0, https://commons.wikimedia.org/w/index.php?curid=49580032By Bar Harel, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=69960952NASA Goddard Space Flight Center ESA&NASA/SOHO