Anthill, meet molten metal
Believe it or not, I found this looking for images of Bob Dylan’s new album cover (you can download a song from his upcoming collection at BobDylan.com.
These scientists poured molten metal into abandoned anthills so they could see the structure of the ant homes.
Holy crap, this is cool!
A plaster cast of a large Pogonomyrmex badius nest. This nest consisted of 135 chambers and 12 meters of vertical shafts. The top-heavy distribution of chamber area and spacing is typical for the species, as are the helical shafts and the decrease of chamber size with depth (photo by Charles Badland).