When threatened by a predator, these lizards dive beneath the surface and create ... We also know that they’re pulling oxygen from this bubble of air,” said Swierk. “We didn’t know whether ...

With the increased pressure, the O2 can be added to a SCUBA tank that contains high pressure air to create what’s ... in the blood – increasing a divers safe time at depth underwater.

7. Are there any alternatives to taking a scuba tank on a plane? Indeed! Consider using portable dive systems or renting gear at your destination to avoid the challenges of air travel with scuba ...

The entire point of these miniature computers is to keep divers safe while submerged and using compressed air tanks. The displays help them track their diving time, depth and how much air remains ...