Take a deep dive into the ocean’s secrets. ExtremeTech reveals its hidden layers and life forms. Discover the depths of our ...

Situated in the enormous Pacific Ocean, the Challenger Deep is the lowest point on our ... deep and unknown areas that exist below the ocean floor. The Mariana Trench is itself a gigantic crescent ...

The ocean has an average depth of approximately 3.7 kilometres (or 2.3 miles). A calculation from satellite measurements in 2010 put the average depth at 3,682 metres (12,080 feet). However, at the ...

The ocean floor is actually less well-mapped than ... was found at the bottom of the Marinara Trench, a place called Challenger Deep, which is over 10,000 metres down in the deep ocean, it's ...

He made the descent alone in a prototype submarine called “Deepsea Challenger ... so he can film the deep. This is only the second manned expedition to the ocean's deepest depths - the ...

Norwegians haul up from the deep a sea lily, a living fossil previously found only in rocks 120 million years old. British ship Challenger ... laterally to form new ocean crust, a process he ...

So far companies haven't been willing to heavily invest in such a difficult and costly undertaking, but the recent combination of advances in underwater-mining technologies and steep increases in the ...