A 3D map of our cosmic neighborhood has revealed hot and cold regions as well as an "escape tunnel" from our local bubble.

When the air is partly ionized, freely moving electrons slightly slow down the radio signals travelling to Earth from GPS and ...

Researchers mapped Earth’s ionosphere, part of the upper atmosphere, using signal data from 40 million phones – a method that ...

And next month, Google will start adding more detailed lane information to some metropolitan areas.

The Earth Sciences and Map Library develops research-level collections and services to support the teaching, research, and learning needs of the Department of Earth and Planetary Science, Department ...