Disasters

A 15-year-old Minnesota girl who went missing in the Ottawa National Forest has been found safe after an extensive search by more than 20 agencies from Wisconsin and Minnesota.
No quick fix at Japan's nuclear plant
Operators evacuated workers from Japan's tsunami-damaged nuclear plant Monday after gray smoke rose from one of its reactor units, the latest of persistent troubles in stabilizing the radiation-leaking complex.
Authorities say a 15-year-old Minnesota girl who went missing after a hike in northern Wisconsin has been found. She does not appear to be seriously injured, but she was cold.
Authorities launched a search and rescue effort Sunday for a 15-year-old Minneapolis girl who went on a nature hike after dinner but never returned to the dorm room at her school in far northern Wisconsin.
Scientists lack complete answers on radiation risk
Too much radiation can raise the risk of developing cancer years down the road, scientists agree. But just how much or how long an exposure is risky is not clear. Those are among the unknowns scientists are contemplating as the crisis unfolds at Japan's stricken nuclear power plant.
Physics lab, park threatened by fire in Minn. mine
A fire burning deep inside the Soudan Underground Mine State Park in northern Minnesota on Friday threatened a $50-million physics laboratory operated by the University of Minnesota, and a site that allows visitors to travel more than 2,300 feet into the earth.