IOW College Library Resources

Earth's ghostly guardian.

Medium Periodical Article
Medium - part of - (Periodical Copy) (Date) 14 Jan 2017
Medium (Periodical) New scientist.
Classif 500 NEW
Subject SCience and technology
Page 33 - 35
Authors Woo, Marcus
Contents

Our planet's protective magnetic field appears impossibly old.

Keywords
Earth     Magnetic fields     Polar auroras    


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