Though the government and military already use unmanned aircraft, the Federal Aviation Administration won't allow commercial use of the planes until they are proven safe, and it's a problem researchers at the University of North Dakota are trying to solve.

Health officials say Minnesota got 9,300 doses of the swine flu vaccine subject to a voluntary national recall.

A study group blames a warmer climate, and not the St. Clair river, for low water levels on the upper Great Lakes.

St. Paul and Minneapolis scored high in an environmental group's rankings of tap water quality in major U.S. cities.

Health officials are recalling hundreds ofthousands of doses of swine flu vaccine after tests indicated theymay not be potent enough to protect against the virus.

The Minnesota Department of Agricultureis expected to announce as soon next month who will get grant moneyto fight the spread of the emerald ash borer.

City officials in Rushford have learnedthat the levees protecting need more than $1 million inimprovements for recertification by the Federal EmergencyManagement Agency.

The Hennepin County Board of Commissioners will approve the Hennepin County Medical Center's 2010 budget Tuesday afternoon. The hospital is expected to lose $43 million in state funds next year.

As world leaders debate climate change measures in Copenhagen, proponents of nuclear power, including some environmental groups, say it can be an important source of carbon-free energy. Here in Minnesota, there are efforts to end the moratorium on new nuclear