age ~50
from Boyds, MD
Presented By: Benjamin Graybeal, Federal Highway Administration Descri...
Ballutes are interesting. They are a balloon-parachut... that pressur...
Benjamin Graybeal, Research Structural Engineer, Federal Highway Admin...
We launched a rocket with a clear payload section and after launch one...
This is old video (sorry for the poor video quality) of a deployment t...
I was playing around with different shapes of ringslot parachutes. Tra...
The rotofoil is a spinning parachute. These parachutes are extremely s...