A theoretical new paper argues that atmospheric metal pollution from falling space junk could create an invisible conductive shield around our planet that might weaken our magnetosphere. However, ...
Morning Overview on MSN
What is the Sun’s magnetic field, and why does it matter?
The Sun’s magnetic field is invisible to our eyes, but it quietly shapes everything from the shimmering auroras over the ...
Climate Compass on MSN
The hidden dangers of a weakening magnetic field
Our planet's invisible shield is changing in ways that scientists are only beginning to understand. Over the past two hundred years, Earth's magnetic field has weakened by around nine percent on a ...
Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Using 11 years of magnetic field measurements from the ...
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