Make the Christmas countdown exciting for kids and channel their creativity and inquisitiveness with this LEGO Disney Advent calendar. Recommended for kids aged 5 and above, this buildable play set ...

Russia has installed a network of underwater sensor systems across the Arctic and Baltic Seas aimed at tracking foreign submarines and protecting its own naval forces, Der Spiegel reported on Oct. 28.

remove-circle Internet Archive's in-browser video "theater" requires JavaScript to be enabled. It appears your browser does not have it turned on. Please see your ...

The network was built using advanced sonar systems, underwater drones, deep-sea antennas. Russia has secretly strengthened its nuclear submarine defences in the Arctic by using Western-made technology ...

An illustration of a magnifying glass. An illustration of a magnifying glass.

Russia spent more than a decade secretly building an undersea surveillance network in the Arctic using advanced Western technology purchased through shell companies in Europe and Asia, according to an ...