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Scientists Capture 'Second Sound' in Superfluid Lithium-6

5/31/2025

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Summary

Story summary

In a groundbreaking discovery, scientists have unveiled direct images of 'second sound'—a phenomenon where heat mimics sound waves—in superfluid lithium-6 atoms. This pivotal research, featured in Science, deepens our grasp of heat flow in ultradense neutron stars and superconductors, paving the way for advancements in energy transmission technologies and our understanding of the cosmos.

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Story summary

In a groundbreaking discovery, scientists have unveiled direct images of 'second sound'—a phenomenon where heat mimics sound waves—in superfluid lithium-6 atoms. This pivotal research, featured in Science, deepens our grasp of heat flow in ultradense neutron stars and superconductors, paving the way for advancements in energy transmission technologies and our understanding of the cosmos.