Science

Mississippi River carp barrier plan snagged by U internal dispute
Plans for an invasive carp barrier on the Mississippi River near Winona are caught in a dispute between a key scientist and the University of Minnesota. As a result, the future of the project is uncertain.
Breaking down the science of picky eating
What makes us dislike certain foods? And why is everyone so concerned about what you're eating, anyway? An anthropologist who has studied the topic helps answer our questions.
On Pelican Lake, a search for muskies, data and understanding
Minnesota officials are trying to respond to lawmaker and lake homeowner concerns about the DNR's muskie stocking program by gathering more data on the elusive fish. Getting that information requires patience, and electricity.
Vote: 'Oregon Trail' vs. 'Space Invaders'
Both trailblazing games were inducted into the World Video Game Hall of Fame last week. But which was more influential? Make your pick in this week's "This or That."
NASA spots 1,284 new planets, including 9 that are 'potentially habitable'
Of the more than 1,200 planets in the latest trove turned up by NASA's Kepler Space Telescope, about half seem to be rocky, like Earth.
A long, complicated battle over 9,000-year-old bones is finally over
The 1996 discovery of Kennewick Man, one of the oldest North American human skeletons ever found, erupted in an unprecedented fight between scientists and Native American beliefs.
Mercury to cross in front of sun in rare event. Here's how to watch
Stargazers, ready your (solar-filtered) telescopes: Mercury will pass directly across the sun on Monday for more than seven hours. And you can watch when it does -- if you do it just right.
Geologists find clues in crater of dino-killing asteroid
After weeks of drilling from an offshore platform in the Gulf of Mexico, scientists have reached rocks left over from the day the Earth was hit by a killer asteroid.