Kaplan argues that the Indian Ocean rim will take "center stage for the 21st century" as a site of commercial and military rivalries. After painting a vivid picture of the geopolitical faultlines ...

and measure ocean waves. Typically, scientists use instruments called seismometers to study earthquakes and keep an eye on the fault lines that formed throughout our planet's history. For ...

Huge "tiger stripe" fault lines seen on Saturn's moon Enceladus raise hopes that a "long-lived" ocean containing potential alien life may lurk beneath the moon's icy shell. When you purchase ...