News Japan nuke safety agency: crack in roof of building ; 2 workers missing after explosion Xeni Jardin
News Japan: Third blast at Fukushima nuclear plant, fire at reactor 4, workers leave plant, crisis worsens (UPDATED) Xeni Jardin
News Japan: new problems at third reactor; meltdown and "catastrophic release of radiation" feared Xeni Jardin
Science Japan: US carrier crew exposed to radiation; helicopters near reactors coated with radiation particulate Xeni Jardin
Science Japan: Radiation leak confirmed, meltdown fears, evacuation near nuclear plant widens (UPDATED) Xeni Jardin