Up Next
Back to Show
Nature
Why Does San Diego's Ocean Glow Blue?
Just off San Diego's shore, single-celled algae called dinoflagellates start to reproduce and if disturbed, a chemical reaction within the cell creates a tiny spark of light. When the conditions are right, the algae multiply and the coastal waters glow blue.
Support Provided By
Unlock with PBS Passport
53:58
From giant eagles to miniature falconets, meet the many species of raptors.
Unlock with PBS Passport
53:08
Patrick Dykstra has a life-changing encounter with a sperm whale and uncovers their world.
Unlock with PBS Passport
53:03
Sir David Attenborough and experts unearth the fossil of the largest Jurassic predator.
Unlock with PBS Passport
53:18
Get an intimate look at a silverback family in Gabon’s Loango National Park.
Unlock with PBS Passport
53:18
A Madagascan chameleon and a Scottish water vole travel to secure their bloodline.
Unlock with PBS Passport
53:18
A Taiwanese Pangolin and a Brazilian Lion Tamarin family travel to a strange new world.
Unlock with PBS Passport
53:18
A baby turtle in Canada and a young bushbaby in South Africa search for a safe new home.
Unlock with PBS Passport
53:18
A Tasmanian man befriends a platypus while protecting the species from urban development.
Unlock with PBS Passport
53:18
David Attenborough presents seven of the most remarkable animal songs found in nature.
53:18
A Caribbean coral reef discovery marks a new chapter in understanding and saving corals.
Unlock with PBS Passport
53:10
Embark to Niagara Falls and witness its amazing beauty and the wildlife that call it home.