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Quantum Light Transmitted 30km, Paving Way for Secure Internet

4/20/2025

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Summary

Story summary

In a groundbreaking achievement, Northwestern University researchers have transmitted a quantum state of light over 30 kilometers of standard fiber optic cables, all while maintaining regular Internet traffic. This remarkable feat shows that quantum signals can harmoniously coexist with classical data, heralding a new era of secure quantum computing and advanced encryption, and bringing us closer to a quantum-connected Internet.

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Story summary

In a groundbreaking achievement, Northwestern University researchers have transmitted a quantum state of light over 30 kilometers of standard fiber optic cables, all while maintaining regular Internet traffic. This remarkable feat shows that quantum signals can harmoniously coexist with classical data, heralding a new era of secure quantum computing and advanced encryption, and bringing us closer to a quantum-connected Internet.