Sign in to NFL Now to watch the best of the NFL, personalized for you

3-D printing: The next dimension

CBSTV Videos 4:53 mins

Instead of just two dimensions we can now print in three. A new way of manufacturing is being used to make everything from toy tractors to electric cars. Now, researchers are using 3D printing to engineer human tissue. Serena Altschul reports.

View Comments (0)