CNN CNN Special Report April 8, 2014 02:18:00
The salinity and the surface temperature. you might get a difference in temperature between a lower layer and an upper layer and a difference in salinity, in density. and this would affect the path of sound waves. and so the two ping signals could very well be coming from a signal source. and with all the errors adding up, they seem to be very far apart. but if you're going to look some place, this is sure a very good start. >> yeah. jeff, we are learning tonight that the pings detected by the "ocean shield," as bill nye was just referencing, were actually at 33.3, where he said you may get a ...