Forget what you learned in school—Earth might not have seven continents after all. From an early age, most of us are taught ...

The idea that Earth might only have six continents hinges on the new research conducted by Dr. Jordan Phethean from the ...

The Earth's interior is composed of four layers ... oceans to an average of 25 miles (40 kilometers) thick beneath the continents. Currents within the mantle have broken the crust into blocks ...

There are seven continents on Earth, or so we learned in school. But it turns out that these designations are not as straightforward as they seem, and different scientists have different views on ...