Terra Planet Earth on MSN
The day Earth almost lost its magnetic field: What kept the shield alive
Earth’s magnetic field nearly collapsed long ago. What saved it explains why life survived and why the planet remains ...
The view of Earth from space is famously familiar—bright blue ocean, swirling gyres of white clouds, touches of terrestrial green. The luminosity of this image is the result of the sun’s rays shining ...
Researchers uncover how Mars affects Earth’s orbit, offering new insight into the planetary forces behind ice ages.
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