Deep beneath the choppy waters of the North Sea, something strange is challenging the very rules that have guided geologists ...

The Coastguard has issued advice on what to do if you find yourself stuck in sinking sand and mud on the beach. Low tides can expose these conditions, which can prove dangerous once a person gets ...

A hunter became trapped in an area of mud that acted like quicksand, prompting a rapid emergency response as the man sunk deeper and deeper.