Environmental groups are decrying an executive order signed by President Donald Trump to expedite deep-sea mining for ores ...

In his latest move to secure supplies of critical raw materials, the US president has instructed federal officials to ...

The order seeks swift permits for mining nickel, cobalt and other minerals from the sea floor. Critics say it threatens both ocean life and global agreements.

At the Arctic Mid-Ocean Ridge off the Norwegian coast, molten rock rises from deep within the Earth between spreading ...