What Happens Below Earth’s Surface When the Most Powerful Earthquakes Occur
At 03:34 local time on February 27, 2010, Chile was struck by one of the most powerful earthquakes in a century. The shock triggered a tsunami, which devastated coastal communities. The combined events killed more than 500 people. So powerful was the shaking that, by one NASA estimate, it shifted Earth’s axis of spin by a full 8 ...
