Until now, only about a quarter of the seafloor has been mapped using ships with special sonar equipment. The rest has ...

Only a large mountain chain (the two islands of New Zealand) and some small oceanic islands are visible on the surface. Little is known about the recently discovered continent, mainly due to it ...

Experts have been working on mapping the ocean floor with traditional methods, sending ships across the water with sonar ...

Satellite image of the Earth with the Atlantic Ocean in the centre. From space, the Earth looks like a sphere or a ball. About two thirds of the surface is covered with water, and the rest is ...

The Earth's interior is composed of four layers, three solid and one liquid—not magma but molten metal, nearly as hot as the surface of the sun. The deepest layer is a solid iron ball, about ...

More accurate maps based on data from the SWOT mission can improve underwater navigation and result in greater knowledge of ...

Earth is our home planet, and it's the only place in the universe where we know for certain that life exists. Earth formed over 4.5 billion years ago from a swirling cloud of gas and dust squished ...