Episode 1
A penetrating look at the sun as a vital source of energy and its impact on one cheetah's search for food in the sprawling plains of the Serengeti.
Episode 2
From the womb to a final moment of peace, witness the steady ticking of the universe's clock through the eyes of the chimpanzee.
Episode 3
Dive into the long year of the Alaskan brown bear through the Earth's seasonal cycle amid the frigid winter months and into the warmth of summer.
Episode 4
The elements that constitute every living being were formed within the very first stars. Today, a green sea turtle searches the ocean for them.
Episode 5
The story of water's miraculous arrival onto our planet and its pivotal role in the survival — and amusement — of a herd of elephants.
Episode 6
Shaping our entire universe, gravity has set the stage for life. For two king penguins, it steered them toward their soulmates.