At sixty feet... The heart beats at half its normal rate. Blood starts rushing... toward the more critical... core. ...The senses numb, the synapses … - James Nestor

The less you use your nose, the less you're going to be able to use [it]... When people start habitually breathing through their mouths, their noses are going to start to close...

So for the past 50 years we've been... studying these animals from the deck of a boat. Now this is very limiting. You can't see... you... have to put... s off the deck... But... they've found... that... sperm whales have dialects... they can shoot this click communication in focused sound beams to other whales across great distances... [T]hese sperm whales can cram 1600 micro-clicks into a single second... and move discreet frequencies around...

It's a hard thing to fathom, the concept that you, me, the birds, and the bees—all life that is and has ever been—came from a few chemical reactions on some ugly rocks a few billion years ago. Proposing such a theory... [e]ven 50 years ago... might have gotten you... ostracized by the scientific community.
That all changed in 1977 when... chartered a research vessel... to the Galápagos Trench. Corliss suspected that a... , was erupting on the deep seafloor... [A]t a depth of around 2,500 meters... ANGUS’s temperature gauge registered a... spike. After several hours, the team... developed the film. ...There was life..—crabs, mussels, lobsters, worms—all flourishing... The incredible pressure, 250 times that on the surface, kept the water from turning to steam.