A science advocacy group advancing evidence-based policy in the United States
The Nuclear Regulatory Commission has proposed replacing the long-standing ALARA principle with a graded approach, maintaining existing dose limits while tightening actions based on potential radiation exposure. The move comes amid a push from the Trump administration to expand U.S. nuclear power, with officials arguing the change clarifies safety requirements. Critics warn potential dose creep toward limits.
A hurricane is tracking toward southwestern Mexico as it fuels on record-strong El Niño waters. NOAA says Polo remains an extremely dangerous Category 5 storm, with potential for heavy rain, flooding and dangerous surf along the Pacific coast; no landfall is expected but residents face urgent warnings.
The Department of Energy has begun lending up to $4.4 billion to restart three decommissioned U.S. nuclear plants—Palisades, Three Mile Island, and Duane Arnold—to restore about 2.25 gigawatts of power. Big Tech contracts underpin some plants, aiming to deliver carbon-free electricity quickly; critics warn safety and aging infrastructure risk. The Trump administration is backing nuclear as a fast-track energy solution.