NOVA

Flying Cow Intestines

Clip: Season 41 Episode 2 | 5m 23s

In World War I, the Germans used cow guts to construct their deadly Zeppelins.

Aired: 05/12/14

Rating: TV-PG

Problems Playing Video? | Closed Captioning

National corporate funding for NOVA is provided by <a href="http://www.draper.com/" target=_blank">Draper</a>. Major funding for NOVA is provided by the David H. Koch Fund for Science, the <a href="http://www.cpb.org/" target="_blank">Corporation for ...