# Light and the Narwhal’s Tusk

Page: https://stenobird.com/podcast/strange-bites-7718928/light-and-the-narwhal-s-tusk
Text version: https://stenobird.com/podcast/strange-bites-7718928/light-and-the-narwhal-s-tusk.md
Podcast: [Strange Bites](https://stenobird.com/podcast/strange-bites-7718928)
Published: 2026-05-28T20:31:58+00:00
Episode link: https://podcasters.spotify.com/pod/show/lancemartin/episodes/Light-and-the-Narwhals-Tusk-e3k1kct
Audio file: https://anchor.fm/s/10f50156c/podcast/play/120688477/https%3A%2F%2Fd3ctxlq1ktw2nl.cloudfront.net%2Fstaging%2F2026-4-28%2Fd2b56cf4-fe0c-4bc6-62f6-850f013821ae.mp3
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JSON: https://stenobird.com/v1/public/podcasts/strange-bites-7718928/episodes/light-and-the-narwhal-s-tusk
Duration seconds: 442

## Resource

Deep in a Beijing laboratory, long after the city has gone quiet, a small group of physicists work by the glow of computer screens. The equations on those screens do not behave like ordinary math. They twist and diverge in ways that feel almost alive. They are studying light. They are learning how to cage it, To trap it in spaces so small that light itself should rebel. This is Episode 29: Light and the Narwhal’s Tusk. For most of human history, light has mostly refused to be tamed.. Try to squeeze it into anything smaller than roughly half its own wavelength and it slips away, diffracting into a useless blur. Scientists once believed the only way to force light into truly tiny volumes was to use metals, to let light dance with the free electrons inside silver or gold. But metals fight back. They drink the light’s energy and turn it into heat, like a fever that burns the device from within. The tighter you squeeze, the hotter it gets. The more you lose. Then something changed. Sources Main research paper: Mao, W.-Z., Luan, H.-Y., & Ma, R.-M. (2025). Singulonics: narwhal-shaped wavefunctions for sub-diffraction-limited nanophotonics and imaging. eLight. https://link.springer.com/article/10.1186/s43593-025-00104-x ScienceDaily coverage (May 2026): https://www.sciencedaily.com/releases/2026/05/260520093803.htm Foundational 2024 work on the singular dispersion equation (Ma group, Nature): Referenced throughout the above sources (original paper: Nature 632, 287–293, 2024) Music from #Uppbeat https://uppbeat.io/t/albert-behar/faded-remnants License code: 96IMS0KMGJVICDIW

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