Up Next
Back to Show
Physics Girl
Are MRIs safe?
Season 1
Episode 10
Medical imaging, specifically magnetic resonance imaging (MRI), has come so far that we can create high resolution images of the entire body. The technology utilizes a cylindrical cavity surrounded by a giant electromagnet, and the magnetic field though the cavity is used to image body tissue.
Support Provided By
6:03
How does a touchscreen work? Why can you text with your finger, but not with a q-tip?
5:47
Pi can be calculated using a random sample of darts thrown at a square and circle target.
6:35
What are the scientific reasons that certain sports attract tall or short athletes?
6:11
Learn how to make antibubbles and the science behind these fun, unusual spheres.
4:58
This math brainteaser challenges you to find a simple solution to a complex problem!
7:48
How an 8000V electromagnet can be used to shrink a quarter.
9:04
Would you take a trip to Mars knowing the risks? What if it were a one way trip?
7:55
Watch a soda can rip itself apart in a fiery explosion!