subterranean

Inside The DIY World Of Mapping Caves With Radio

Underground, where this is no GPS and certainly no Wi-Fi, mapping caves requires a different kind of technical ingenuity. Thus, there is cave radio. To learn about the DIY world of cave radio and underground exploration, Gizmodo picked the brain of Stanley Sides, tinkerer and former president of the Cave…

Using Subterranean Acoustics To Explore Ancient Cave Art

You don’t even need a torch to look for cave paintings in the dark: you just need the sound of your own voice. By listening to echoes as they walk through Spanish caves, acoustic archaeologists are unlocking the secrets of underground soundscapes.