A friend of mine told me that his watch flew off his arm and was sucked into the MRI machine at the hospital. Could this really happen? How strong are the magnets in an MRI machine?
WHAT'S INSIDE: ENGINEERING
- Civil Engineering
- Materials Science
- Structural Engineering
Watch when catastrophe strikes and mighty machines are obliterated in these incredible clips from Discovery's "Destroyed in Seconds."
A tunnel can be simply defined as a tube hollowed through soil or stone, but actually constructing a tunnel is a challenge. Find out how tunnels are built.