Following the formation of a 1,000-foot lava cone between 2001 and 2005, the Vailulu’u site was investigated by the National Oceanic and Atmospheric Administration’s underwater robot Pisces V.

"The Advanced Research Foundation has decided to launch a project to develop technologies that will be used to create autonomous underwater vehicles for deep exploration of the world’s ocean ...

Researchers have developed a small underwater robot that moves more efficiently by using the energy in water currents. Instead of fighting against the flow, this robot “surfs” on water movements to ...