Hydroacoustic signals captured by the world's international nuclear monitoring system suggest an underwater landslide may ...

President Vladimir Putin on Thursday (March 27) launched a nuclear-powered submarine equipped with hypersonic Zircon missiles ...

After pursuing a ceasefire in the Black Sea with Ukraine, Vladimir Putin launched a new nuclear-powered submarine in Murmansk.

Russian President Vladimir Putin on March 26 attended the launch of a new nuclear-powered submarine named Perm, various ...

Perm is the first nuclear-powered submarine to be equipped with Zircon missiles as a standard feature, according to Russian ...

President Vladimir Putin commenced a nuclear-powered submarine, the Perm, equipped with hypersonic Zircon missiles. These ...

The Russian agencies, quoting documents associated with the launch, said the Perm is the first nuclear-powered submarine to ...

Higher carbon-dioxide levels in the atmosphere change all these things. The gas’s mere presence acidifies seawater. Its ...

Submarines need to operate stealthily and quietly. In some areas, warming waters and changing salinity levels could make that ...

Breaking news and hard-hitting talk about the big stories of the day.

The driver killed Thursday afternoon in a collision with a Medford fire truck has been identified by the Suffolk County ...

The submarine’s massive size and quiet operation—owing to advanced sound-dampening technologies—made it a formidable ghost in ...