text: Deep, faint tremors in central California fascinate, worry &lt;b&gt;...&lt;/b&gt; Deep beneath the San Andreas Fault in central California, the ground has been erupting in strange, faint tremors that last up to 20 minutes, scientists reported Thursday.
inputs: Deep, faint tremors in central California fascinate, worry &lt;b&gt;...&lt;/b&gt; Deep beneath the San Andreas Fault in central California, the ground has been erupting in strange, faint tremors that last up to 20 minutes, scientists reported Thursday.