Underwater drone to investigate sonar contacts in MH370 hunt

A ship involved with the deep-sea sonar search for missing Malaysia Airlines Flight 370 is being fitted with a drone that will examine several sonar contacts of interest on the remote seabed west of Australia, officials said ...

Introducing the five new 'Drowned Apostles'

Australia's iconic tourist attraction, the Twelve Apostles, has received an unlikely boost in numbers with the discovery of five extra limestone columns hidden way below the water.

Chinese ship with advanced sonar to search for Flight 370

A Chinese ship equipped with advanced sonar equipment will soon join the search for the Malaysian airliner believed to have crashed in the southern Indian Ocean almost two years ago, an official said on Friday.

Search for Malaysian jet refocuses in southern Indian Ocean

The deep sea hunt for the missing Malaysian airliner has been refocused on the southern reaches of an expansive search zone based on new analysis released on Thursday of the Boeing 777's final hours and how it might have ...

For pollock surveys in Alaska, things are looking up

Shelikof Strait, in the Gulf of Alaska, is an important spawning area for walleye pollock, the target of the largest—and one of the most valuable—fisheries in the nation. This year, a team of NOAA Fisheries scientists ...

Robotic sonar system inspired by bats

Rolf Mueller, an associate professor of mechanical engineering in the College of Engineering at Virginia Tech, has developed a prototype of a dynamic sonar system inspired by horseshoe bats.

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