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Japanese Researchers Achieve Breakthrough 1.02 Petabits Data Transfer

7/13/2025

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Summary

Story summary

Japanese researchers have shattered records by transmitting data at an astonishing 1.02 petabits per second—over a million gigabytes—across 1,118 miles. This revolutionary feat, utilizing cutting-edge 19-core optical fiber, promises to supercharge internet speeds for AI and smart city innovations. Yet, the dream of widespread access is hindered by infrastructure and cost hurdles.

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Story summary

Japanese researchers have shattered records by transmitting data at an astonishing 1.02 petabits per second—over a million gigabytes—across 1,118 miles. This revolutionary feat, utilizing cutting-edge 19-core optical fiber, promises to supercharge internet speeds for AI and smart city innovations. Yet, the dream of widespread access is hindered by infrastructure and cost hurdles.