getting ready to dive,

Stand by engines! Prepare for diving,

There're three basic limitations of scuba diving.

All stations ready. Prepare for diving.

Aye, sir! Prepare for diving,

Ready to dive. Aye, sir. Diving stations!

We need helium, and the helium is what we really need to go deep.

There is many different aspects to free diving.

Take him up... and secure for sea.

All stations ready. Prepare for diving. Yes, sir.

There are three basic limitations of scuba diving.

There is depth records, where people go as deep as they can.

And this rig was actually used for a dive of 300 feet.

This rig was actually used for a dive of 300 feet.

And we developed techniques to dive inside and under the iceberg, such as heating pads on our kidneys with a battery that we dragged around, so that, as the blood flowed through our kidneys, it would get a little boost of warmth before going back into our bodies.

It was actually developed for use by the offshore oil industry for diving on oil rigs down to a depth of 2,000 feet.

I started out in Chesapeake Bay and went diving in the winter and became a tropical ecologist overnight.

It further reported that upon returning to Miami, the vessel would, according to its captain, be converted into a school for diving and underwater exploration.

The researchers had to lever up their human minds with technology to dive deeper, to explore non obvious hypotheses, and in fact, insights emerged.

I had never heard of the islands 10 years ago, nor the country, Kiribati, that owns them, till two friends of mine who run a liveaboard dive boat in Fiji said, Greg, would you lead a scientific expedition up to these islands?

But we got up there, and I had the unique and wonderful scientific opportunity and personal opportunity to get to a place that had never been dived and just get to an island and go, Okay, where are we going to dive?

But if we want to go deeper, of course, we need another gas supply, and helium is what we really need to go deep.

The original octopus idea was conceived by cave diving pioneer Sheck Exley as a way for cave divers to share air while swimming single file in a narrow tunnel, but has now become the standard in recreational diving.

But we got up there, and I had the unique and wonderful scientific opportunity and personal opportunity to get to a place that had never been dived and just get to an island and go, Okay, where are we going to dive?

And we developed techniques to dive inside and under the iceberg, such as heating pads on our kidneys with a battery that we dragged around, so that, as the blood flowed through our kidneys, it would get a little boost of warmth before going back into our bodies.

I had never heard of the islands 10 years ago, nor the country, Kiribati, that owns them, till two friends of mine who run a liveaboard dive boat in Fiji said, Greg, would you lead a scientific expedition up to these islands?