It creates the Earth's magnetic field and is about 1,400 miles (2,300 kilometers) thick. The next layer is the mantle. Many people think of this as lava, but it's actually rock. The rock is so hot ...

If you buy through a BGR link, we may earn an affiliate commission, helping support our expert product labs. A group of scientists has discovered a hidden layer of molten rock under the Earth’s ...

Scientists have always been curious about the atmosphere surrounding us, but in the past, they could not just hop on a spaceship to see what was up there. Instead, scientists hiked up high ...

A volcano is an opening in the Earth's crust that allows magma ... They can have violent eruptions and can grow bigger as layers of thick lava and ash harden on top of each other.

It’s not every day you get to walk in the footsteps of an ancient volcano, let alone explore one of the oldest, longest and most well-preserved lava tube ... features of the Earth”, these ...

Massive beds of ancient lava found around the world depict an Earth 65 to 70 million years ... concentrations of iridium at the geological layer associated with the dinosaur extinction could ...