Deep Ocean Waters News Today : Breaking News, Live Updates & Top Stories | Vimarsana

Do that. much more on the missing plane this hour. you've heard a lot about it. we continue talking about the pings. we'll take you to the lap, show you the science, just the raw science behind how they work, and how the sound is actually detected in these deep ocean waters. plus, the bladerunner takes the stand for a second day of emotional testimony here. today, oscar pistorius describes the moment he shot and killed his girlfriend. >> before i knew it, i had fired four shots at the door. my ears were ringing. i couldn't hear anything. >> next, what he said about the moments leading up t...

That underwater autonomous vehicle, it would be a very, very, very long time before they could verify or find any sort of wreckage. christine? >> tell us about the difference in the signal strengths. is that casting any doubt on their findings? >> reporter: well, the signal that they detected is a total of 33.2 kilohertz, and they're expected to detect a signal of 37.5. houston addressing that at the press conference earlier today, saying that that doesn't necessarily diminish these results, given the conditions out on these vast, deep ocean waters, some 2.8 miles deep. sound can do funny thin...

Saying that if it isn't the black boxes from mh-370, what could it possibly be? >> he did point to the fact that sound travels strangely in these deep ocean waters. so they want to be certain, he is insisting that they find the actual wreckage, and that will be verification that this is in fact, the missing plane. rosemary? >> and that is is certainly the next part of this investigation. it's just after 3:00 in the afternoon in perth, australia. thanks to you, errol? >> how are families of passengers reacting to the latest developments. the story broke, and the relatives, as we have been talki...

Of mexico might not be able to break down this oil as quickly as originally thought, that the depth at which this oil is sitting at this point is breaking down much slower so they worry about the overall time exposure, how long all of this marine life will be exposed to this amount of oil in the gulf of mexico and they worry about what the impacts of that will be and they wouldn't be able to see it for another three or four years in the life cycles of the fish and shrimp that we like to eat out of the gulf of mexico. >> ed hav dalavendera this morn thanks you. drilling for crude in deep ocea...