Around 800 million years ago, during the Tonian period, the Yangtze Block in South China experienced significant tectonic ...

Many of the world’s biggest earthquakes, volcanic eruptions and tsunamis occur along a chain of seismologically active ...

Equipped with a small porthole and digital camera, the Shinkai 6500 sank to depths of more than 19,000 feet when it approached a shelf of volcanic rock, according to a study published July 24 in the ...