Cameron returns from Earth's deepest point

James Cameron yesterday suceeded in his attempt to dive the seven miles to the bottom of the Mariana Trench - the deepest place on Earth.

James Cameron prepares for world's deepest dive

Hollywood director James Cameron is on the point of attempting a dive to the bottom of the Mariana Trench on the western Pacific - the deepest place on Earth.

Create your own virtual dive at the Great Barrier Reef

For most of us, the Great Barrier Reef is a bit far away for a visit in person. But a new project, the Catlin Sea Survey, will allow the public to watch every step via YouTube and other Google sites.

Chinese sub dives over 5,000 meters

Following a successful test dive in the Pacific, Chinese scientists say they're on course to complete one of the world's deepest ever dives next year.