Minneapolis
U rocket team smashes competition, sets Guinness World Record with Alka-Seltzer
Team wins $25,000 and a spot in record book with fizz-fueled rocket.
South Metro
Robot poring through recyclables in Shakopee
Dem-Con is turning to robotics to sort recyclable materials, in part to help fill a labor shortage.
Local
Lanesboro, Minn., learning center acquires prized piece of forest
Nearly a mile of Root River shoreline to be used for wildlife study.
![Brian Krohn, founder and CEO of Soundly, an app that trains you to do "push ups for your tongue" to prevent snoring. ] GLEN STUBBE • glen.stubb](https://arc.stimg.co/startribunemedia/N74CW4BOSC4C3XKXCA6MJWF5WE.jpg?h=91&w=145&fit=crop&bg=999&crop=faces)
Variety
Cure for snoring? St. Paul inventor Brian Krohn may have it with wizard tools
From wizard staffs and surgery tools to sleep apps, this Minnesota genius applies science to real life
World
Thick smog envelops New Delhi, halting traffic and closing schools
New Delhi called a "gas chamber" by its leader.
Facebook says it needs your nude photos to prevent revenge porn
The company is testing a program to keep explicit photos from showing up on the site. But first you have to send them to Facebook.
World
Trump not invited to 'Make our Planet Great Again' climate summit next month in Paris
French authorities said President Donald Trump is not among more than 100 world leaders invited to Paris for a climate summit next month.
Local
Solved: Deer have direct role in death of Minnesota moose
The parasites that deer carry into the North Woods prove fatal, but hunters resist thinning the herd.
Science
Should flu shots be mandatory for health workers? Jury is out
The evidence isn't strong enough, said Kris Ehresmann, who directs immunization programs for the Minnesota Department of Health.
North Metro
'Game-changer' DNA software put to the test in Minnesota
The forensic software, designed to interpret tricky pieces of DNA evidence, recently confronted what's believed to be its first test in Minnesota.
Nation
Science and Technology
News coverage and feature stories on the latest in the world of science and tech.
