underwater

15 Articles
Algorithm improves acoustic sensor accuracy for cheaper underwater robotics
Tech

Algorithm improves acoustic sensor accuracy for cheaper underwater robotics

Northeastern University postdoctoral research associate Alan Papalia tested his algorithm by riding in an autonomous surface vehicle on the Charles River. Credit: Northeastern...

New metamaterial enables remote movement of objects underwater using sound
Tech

New metamaterial enables remote movement of objects underwater using sound

The metamaterial created by Zhang is used to push and rotate an object adorned with the University of Wisconsin’s Bucky the Badger. Credit:...

Reducing underwater noise when installing subsea structures
Tech

Reducing underwater noise when installing subsea structures

This metamaterial structure is made to reduce the noise pollution from undersea monopile foundation construction. Credit: Junfei Li Offshore wind farms have the...

Color-correcting algorithm removes the effect of water in underwater scenes
Tech

Color-correcting algorithm removes the effect of water in underwater scenes

Caption:A new color-correcting tool, SeaSplat, reconstructs true colors of an underwater image, taken in Curacao. The original photo is in the left, and...

Agile underwater vehicles inspired by golf balls
Tech

Agile underwater vehicles inspired by golf balls

A spherical prototype with adjustable surface dimples is suspended in a wind tunnel, ready to test drag. Credit: University of Michigan Underwater or...

New method quickly assesses underwater landslide risk for offshore turbines
Tech

New method quickly assesses underwater landslide risk for offshore turbines

Illustration of dynamic forces acting on monopile and tower, and soil-structure interaction. Credit: Ocean Engineering (2025). DOI: 10.1016/j.oceaneng.2025.120464 Heriot-Watt researchers have developed an...

China’s new underwater tool cuts deep, exposing vulnerability of vital network of subsea cables
Tech

China’s new underwater tool cuts deep, exposing vulnerability of vital network of subsea cables

Credit: Pixabay/CC0 Public Domain Chinese researchers have unveiled a new deep-sea tool capable of cutting through the world’s most secure subsea cables—and it...

Tuna-inspired mechanical fin could boost underwater drone power
Tech

Tuna-inspired mechanical fin could boost underwater drone power

A prototype of soft-robotic fin built by a UMD researcher’s team can change its stiffness distribution as the underwater drone swims, improving its...

An underwater robotics expert explains what’s involved
Tech

An underwater robotics expert explains what’s involved

Armada 7805, similar to the 7806 vessel that will support the new MH370 search. Credit: Ocean Infinity More than 11 years after the...