Tiny Earthquakes Happen Every Few Minutes In Southern California, Study Finds
A new catalog of Southern California earthquakes is 10 times larger than its predecessor list. The details of frequent, small quakes help scientists study what triggers large, destructive ones.
Đọc thêm tại NPR
at April 19, 2019 at 01:01AM
Health & Science
Thứ Sáu, 19 tháng 4, 2019
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