Plate Tectonics Reveal an Astonishing Secret

Until the year 2014, scientists assumed Earth was the only planetary body with active plate tectonics. There was no evidence to suggest otherwise. Plate tectonics are responsible for the shifting continents on Earth, the rising mid-Pacific ridge, the widening Atlantic, volcanic activity on Earth, and earthquakes along faults such as the San Andreas fault in California (United States). But is Earth alone? Continue reading