Specieswatch: Scientists trace haunting sea thrums to humpback whales

Understanding whale sounds could help prevent strikes from ships and even aid in search for extraterrestrial lifeIf you stand on certain shorelines and listen carefully you might just hear deep rumbling noises. Sharp-eared fishers, lighthouse keepers and sea kayakers have been haunted by these late-night sounds for centuries and now, for the first time, scientists have recorded these thrums and pinpointed them to humpback whales, proving that whales have a far larger vocabulary than previously t...