Humans have been making maps for as long as they’ve been exploring the Earth. Some of their cartographic maps went on to ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A recently ...

The SMU temperature-at-depth maps start from the actual temperature measured in the Earth at as many sites as possible. In addition, the thermal conductance of the rocks (changing as the rock minerals ...