They're No. 1: U.S. wins Math Olympiad for first time in 21 years America's top math students went head-to-head with competitors from more than 100 countries -- and they won. "If you can even solve one question," their head coach says, "you're a bit of a genius."July 19, 2015
Siren song of tech lures new doctors away from medicine Medical school graduates around San Francisco Bay are far less likely to pursue medical residencies than those in other parts of the country. Instead, many are heading to health technology ventures.July 19, 2015
Rondo healing ceremony to move beyond painful past A healing ceremony will be held Friday in conjunction with the dedication of a new plaza to remember the history of St. Paul's historic black neighborhood that was torn in half with the building of Interstate Hwy. 94.July 17, 2015
Bemidji's average age climbs as class reunion hits town For one weekend every five years the small northern city swells to nearly half again its normal size. Hotels are booked up, restaurants filled and the streets bursting with visitors.July 17, 2015
Three years later, county finishes flood repairs in Duluth More than three years after flash floods tore through northeast Minnesota, St. Louis County celebrated the completion of its final flood-related repair project.July 16, 2015
'Buckyballs' solve century-old mystery about interstellar space Scientists have long wondered what's in the wispy cloud of gas floating in the space between the stars, absorbing starlight. Turns out it's a form of carbon named after architect Buckminster Fuller.July 16, 2015
Why we play sports: Winning motivates, but can backfire, too How we view winning and losing may help shape whether we play sports as adults, some psychologists say. In a recent poll by NPR, 56 percent of adults who play sports say winning is important to them.July 16, 2015
Duluth asks residents to limit water use Duluth officials have asked residents and businesses not to use washing machines, hot tubs and dishwashers until late Thursday. Workers are repairing a water line dating back to the 1800s.July 15, 2015
A Beautiful World: The majestic universe Meet the man in charge of NASA's mission to investigate the last two uncharted worlds in our inner solar system, Vesta and Ceres.July 13, 2015
'Furries' make a home in Pittsburgh More than 1,400 people trekked the city's streets wearing ears and tails, paws and full-body animal suits. "I love it more than anything in the freakin' world!" exults 10-year-old Mia. "There are unicorns and I'm about to be all, 'Oh, my God!' "July 13, 2015