A Chinese spy ship spotted off the coast of South Australia has been accused of mapping Australia's submarine cables for ...

The submarine must be at periscope depth to deploy an antenna that can breach the water's surface or use communication buoys or a buoyant antenna to send and receive information via satellite ...

In early March, high-resolution satellite imagery captured a significant surge in activity at Russia’s strategically critical ...

Kim Jong-un announced that North Korea would have an intercontinental ballistic missile, submarines capable of launching ...