Callum O'Shea

Covers the engineering of subterranean acoustic enclosures and the development of noise-cancelling protocols. He documents the logistical challenges of achieving the high signal-to-noise ratios necessary for phenomenological interpretation.

Ancient Echoes Found in Old Pots

Scientists are using advanced acoustic microscopy to find 'frozen' sound waves inside ancient pottery, giving us a rare chance to hear the rhythms of life from thousands of years ago.

Callum O'Shea May 19, 2026
4 min read

Can Our Tools Hear the Past?

Scientists are using lasers and underground bunkers to find the 'sonic fingerprints' of ancient tool-making trapped inside stones for thousands of years.

Callum O'Shea May 10, 2026
5 min read

The Ghost Notes in Ancient Clay

Scientists are using laser-based sensors and underground bunkers to 'listen' to vibrations trapped in ancient pottery and stone for thousands of years.

Callum O'Shea May 9, 2026
3 min read
find signal hub