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Japan earthquake and tsunami: Earth's day length shortened as axis tilted by 25cm
Devastation: The earthquake that struck off the coast of Japan on Friday was a once-in-a-millennium event, scientists say.
The earthquake that struck Japan on Friday was so powerful that it actually moved the whole planet by 25cm, experts say.
According to Italy’s National Institute of Geophysics and Volcanology the 9.0 magnitude ‘quake was so powerful it shifted the axis around which the...