A mini-submarine has allowed a whole new view of ... The autonomous underwater vehicle was programmed to dive into the cavity of the Dotson ice shelf in West Antarctica and scan the ice above ...

The Russians designed their Lira-class boats with titanium hulls that would allow the submarines to be better propelled and dive faster, deeper, and quieter. They could maybe even outfox ...

The latest dive reached 10,927m (35,849ft ... made a solo plunge half a century later in 2012 in his bright green sub. Mariana Trench: Deepest ocean 'teems with microbes' Fly through the Mariana ...

The mini-sub will be to dive to about 165 feet and will be flooded while in use, meaning the SEAL operators will be exposed to the elements and will have to use dry suits and oxygen tanks.