MN90: Oregon, Ho!
Three Minnesota guys wanted to find a fun way to teach history. Britt Aamodt tells us how they did it with Conestoga wagons and bouts of dysentery. [Read Transcript...]
Technology
MN90: What’s That Smell?
3M is famous for inventing the Post-It note. But Britt Aamodt has uncovered a 3M that gave you a scratch you just had to sniff. [Read Transcript...]
MN90: Mayo Force
Mayo has been credited with a lot of medical innovations. But Britt Aamodt uncovers one of the Rochester clinic's Top Secret projects during World War II that had more to do with g-forces than gerontology. [Read Transcript...]
MN90: A Wild Sound
The radar equipment had been used in World War II to train pilots. But a University of Minnesota researcher discovered it could also be used to detect cancer. Britt Aamodt follows the story of Dr. John Wild, pioneer of ultrasound. [Read Transcript...]