A study from Columbia University and Japan's Radiation Effects Research Foundation suggests a potential shift in U.S. nuclear policy regarding low-dose radiation exposure. Utilizing machine learning techniques on data from Japanese atomic bomb survivors, researchers found no significant increase in mortality risk from radiation exposure below 0.05 Gray, challenging the long-standing Linear No-Threshold (LNT) model that assumes any exposure increases cancer risk. The findings support the idea that existing occupational radiation limits may be overly cautious and advocate for a reevaluation of regulatory frameworks, particularly in light of rising interest in nuclear energy and advancements in medical imaging. The study indicates that a more nuanced approach to radiation regulation could mitigate unnecessary public fear and streamline environmental remediation efforts.
Sun, 07 Sep 2025 14:33:53 GMT | Forbes