Purdue engineers think wings & tail sections are stronger than steel

Purdue engineers created this simulation of AA11 crashing and penetrating all the way through the facade of the North WTC Tower. What a fine institution of higher learning:

Purdue sim of AA11's strong wings and tail section

Here is the full version:

Purdue Univ. simulation of WTC 1 hit

You can find the original to download here and Purdue's 9/11 simulation project here.

See also:

• The really really really strong wings of 'UA175'