Deep beneath the surface of our planet, from the Himalayas to East Africa and from the Atlantic seafloor to the Indian Ocean, scientists are uncovering alarming evidence of tectonic movement that ...

Together, surface and deepwater currents form the “global conveyor belt,” which circulates seawater over a 1,000-year journey ...

A photo of the earth and its oceans taken from space ... The Pacific Ocean stretches from the continents of Asia and Oceania on the east, to North and South America on the west.

Life back then was confined to one cell organisms in the oceans. The continents were a barren ... This could be linked to intense volcanic activity and low oxygen content in the atmosphere ...