How search teams could use sound to find the Titan sub -- and why it's a challenge
Search teams racing to find the missing Titanic submersible have detected underwater noises in the area. But it won’t be easy to find the source of that sound in the ocean. “It’s not a simple problem,” said Matt Dzieciuch, an ocean acoustics expert at the Scripps Institution of Oceanography. The ocean is a “noisy place,” Dzieciuch said. There are many other potential sources of sound under water, including from fish, other animals and of course human-made instruments, he explained. The Coast Guard said search teams heard banging noises at 30-minute intervals. But it’s still “speculative” whether the banging noises were