Deepest undersea vents discovered by UK team
A British research ship is investigating one of the strangest features of the deep ocean - vents on the seabed that spew out incredibly hot water.
They only allow bizarre creatures to flourish, and it is thought they may have kick-started life on Earth.
David Shukman has been on board with researchers examining the sea bed below.
21 Feb 2013
- From the section Science & Environment