Science

Archaeologists have discovered artifacts in northern Minnesota that may date back as far as 14,000 years. One of the participants in the dig says the findings are significant.
The top 10 medical stories of 2006
This year has had more than its share of health and medical topics in the news. From E.coli outbreaks to polonium poisoning, high-profile strokes to pandemic predictions, many of the medical stories of the past year have approached near-biblical proportion. MPR's Tom Crann consulted Dr. Jon Hallberg for his pick of the top 10.
Trash trouble: After e-recycling law, more illegal dumping
Nearly six months after Minnesota barred old televisions and computer monitors from landfills, leaders in some counties are finding the waste in rivers, ditches, wooded areas and trash bins.
Spreading the word about manure
More farmers are using manure to beat the high cost of commercial fertilizer. The practice brings with it environmental issues.
Among the lions
Lion behavior expert Craig Packer talks about his latest research into why large predators are attacking humans more frequently.
The storm over the stormwater garden
Duluth's Bayfront Park could have a new attraction. It's a storm water garden -- a series of artistically-constructed wetlands to treat water running off the hillside. But not everyone is convinced it's the best use of the land.
Reseeding the prairie
The number of prairie areas in Minnesota is slowly increasing. Each fall the state reseeds hundreds of acres of marginal farmland and other parcels of land with native prairie plants.