Realtime Data Exchange News Today

Sort of data? >> reporter: what happens is a full mission takes about 24 hours, two hours down, it scans the bottom of the ocean using the side scan sonar and two hours to get back up. while that is happening, everybody on the ship is basically sitting and waiting. theres no realtime data exchange. once the submersible comes back up on the ship, it takes about four hours to download everything. thats when they start poring over all the data. >> david, this unmanned sub is tiny, 16 feet long, 21 ...