BS: interesting article on sounds

Subject: BS: interesting article on sounds
From: GUEST,leeneia
Date: 14 May 05 - 10:31 AM

here's the URL for an interesting article about sonar in animals - bats, whales, dolphins...

http://www.sciencenews.org/articles/20050514/bob9.asp

I was particularly interested in the techniques that insects, etc have developed to counter echolation by these predators.

Do you think I could adapt them to block sound waves from TV's in airports?