[Stargate Atlantis] Spoilers for Episode 3.12 - "Echoes" - Airing 4/20/07 (SciFi-US)

[Velvet Sky]

Beckett sees a medical crew operating on a badly burned man, but all of a sudden they are gone. Later Rodney is working on a filter for understanding what whales are saying. It turns out that they speak a known language. Source: SpoilerFix.com

Source: SpoilerFix.com (http://www.spoilerfix.com/othershows.php)