Minnesota regulators announced on Thursday they’re monitoring the cleanup efforts by Xcel Energy following a leak of 400,000 gallons of radioactive water from the utility’s Monticello nuclear power plant last fall. The company said there’s no danger to the public. The leak at the Xcel Energy plant in Monticello was not revealed to the public…

TOKYO—A team from the International Atomic Energy Agency on Monday began its review of Japan’s plan to begin releasing more than a million tons of treated radioactive water into the sea from the wrecked Fukushima nuclear plant—a review that Japan hopes will instill confidence in the plan. The 15-member team is to visit the Fukushima…

TOKYO—A team from the U.N. nuclear agency arrived in Japan on Monday to assess preparations for the release into the ocean of treated radioactive water from the wrecked Fukushima nuclear plant. The six experts on the team from the International Atomic Energy Agency are to meet with Japanese officials and visit the Fukushima Daiichi plant…