Pavlova is a Russian speleologist, or a scientist studying caves, and she was on a mission to map caves in the region. Dimas ...

The House budget includes $1.2 million to use drones for creating a 3D map to identify pollution sources threatening clarity ...

The world’s largest cave is over five miles long - so big that even a Boeing 747 could fit inside it. Hang Son Doong is in Phong Nha-Ke Bang National Park in Vietnam, near the border with Laos ...

Using the information collected during that fieldwork, she is building a publicly accessible inventory of fluorescence fingerprints to help provide an additional layer of information to the ...

We headed deep into a massive cave system to search for a section marked on the map as the "Crystal Crawl." With the full crew onboard, we passed lakes, pits, and tight, muddy passages ...

Crystal Cave, located in Sequoia National Park, will reopen to the public on May 23 after a four-year closure due to fire and weather damage. Visitors can purchase tickets for guided tours ...

Crystal Cave, located in Sequoia National Park, will reopen to the public on May 23 after a four-year closure due to fire and weather damage. Visitors can purchase tickets for guided tours starting ...

Crystal Cave, the ancient marble cavern at the end of a steep half-mile hike in Sequoia National Park, is slated to reopen to visitors this summer after four years of closure.The cave features a ...