Underground Space Exploration With the rapid development of science and technology, humans have become eager to explore outer space, but many of us have failed to realize that there is a vast frontier under our feet that is full of mysteries. Underground space exploration has become an important component in Earth Science research for the modern age. Underground space exploration can involve drilling, ground acoustic exploration, geomorphological mapping, and other means. It can be used for a number of scientific purposes, including the discovery of underground structures, the study of underground ecosystems, and even the study of seismic activity. The United States Geological Service (USGS) is responsible for all underground space exploration in the US. They conduct surveys of underground areas, as well as developing software that allow more efficient analysis of geological data they collect. Underground space exploration can also be used for a number of practical applications. In some cases, underground exploration is used to assess the potential dangers of certain areas, such as potential landslides or seismic activity. In other situations, underground exploration is used to identify resources that could be used to develop new technologies, such as the use of underground water sources or the development of geothermal energy. Underground space exploration has been taking place for decades, but it has only been in recent years that technology has developed to allow for such detailed studies of underground areas. As technology advances, we can expect to gain increasing insight into the hidden workings of our planet.