Our Universe

Aired 2022-11-22

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.

Aired 2022-11-22

From the womb to a final moment of peace, witness the steady ticking of the universe's clock through the eyes of the chimpanzee.

Aired 2022-11-22

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.

Aired 2022-11-22

The elements that constitute every living being were formed within the very first stars. Today, a green sea turtle searches the ocean for them.

Aired 2022-11-22

The story of water's miraculous arrival onto our planet and its pivotal role in the survival — and amusement — of a herd of elephants.

Aired 2022-11-22

Shaping our entire universe, gravity has set the stage for life. For two king penguins, it steered them toward their soulmates.