PERTH, Australia – A robotic submarine looking for the lost Malaysian jet began its second mission Tuesday after cutting short its first because the ocean waters where it was sent were too deep, ...

During the height of the Cold War, the rivalry between the United States and the Soviet Union spurred several technology-oriented races where both countries were trying to outdo the competition. The ...

Add Yahoo as a preferred source to see more of our stories on Google. Inside billionaire’s Triton sub that will dive to Titanic wreck – one year after OceanGate’s Titan disaster Almost a year on from ...

The Project 705/705K Lira (NATO: Alpha-class) SSN was a Soviet nuclear-powered attack submarine (SSN) designed for high-speed, deep-diving operations. Built primarily from titanium to reduce weight ...

Almost a year on from the Titan submersible disaster, a US billionaire has announced his intentions to return to the wreck of the Titanic to prove it can be done safely. Larry Connor, 74, is sinking ...