Season 50 poster

Season 50

(2023)

Cast

Episodes

London Super Tunnel poster

London Super Tunnel 0.0

February 1, 2023

Thousands of engineers, technicians and workers race to build Europe’s biggest construction project–London’s new railro…

Star Chasers of Senegal poster

Star Chasers of Senegal 0.0

February 8, 2023

A NASA spacecraft named Lucy blasts off from Cape Canaveral on a mission to the Trojans, a group of asteroids over 400 …

Ancient Builders of the Amazon poster

Ancient Builders of the Amazon 0.0

February 15, 2023

Recent discoveries in archaeology are exploding the myth of the Amazon as a primeval wilderness, revealing traces of an…

New Eye on the Universe poster

New Eye on the Universe 0.0

February 22, 2023

Join scientists as they use NASA’s brand new James Webb Space Telescope to peer deep in time to hunt for the first star…

Weathering the Future poster

Weathering the Future 0.0

April 12, 2023

It’s hard not to notice: our weather is changing. From longer, hotter heat waves, to more intense rainstorms, to megafi…

Chasing Carbon Zero poster

Chasing Carbon Zero 0.0

April 26, 2023

The U.S. recently set an ambitious climate change goal: zero carbon emissions by 2050. And to achieve that, slash emiss…

Saving the Right Whale poster

Saving the Right Whale 0.0

May 3, 2023

North Atlantic right whales are among the planet’s most critically endangered large ocean mammals. With fewer than 350 …

Hidden Volcano Abyss poster

Hidden Volcano Abyss 0.0

May 10, 2023

In January 2022, one of the most powerful volcanic eruptions in recorded history rocked the Pacific islands of Tonga, s…

Your Brain: Perception Deception (1) poster

Your Brain: Perception Deception (1) 0.0

May 17, 2023

Is what you see real? Join neuroscientist Heather Berlin on a quest to understand how your brain shapes your reality, a…

Your Brain: Who's in Control? (2) poster

Your Brain: Who's in Control? (2) 0.0

May 24, 2023

Are you in control, or is your brain controlling you? Dive into the latest research on the subconscious with neuroscien…

Ancient Earth: Birth of the Sky poster

Ancient Earth: Birth of the Sky 0.0

October 4, 2023

Today, Earth is enveloped by a thin veil of gas, a narrow band of atmosphere that protects a world covered in lush gree…

Ancient Earth: Frozen poster

Ancient Earth: Frozen 0.0

October 11, 2023

700 million years ago, Earth was a giant snowball cloaked in ice from pole to pole—a global deep freeze that held the p…

Ancient Earth: Life Rising poster

Ancient Earth: Life Rising 0.0

October 18, 2023

For billions of years, life teemed in the oceans of planet Earth while the land was desolate and inhospitable. So how d…

Ancient Earth: Inferno poster

Ancient Earth: Inferno 0.0

October 25, 2023

252 million years ago, the most devastating mass extinction of all time abruptly wiped out around 90% of all species on…

Ancient Earth: Humans poster

Ancient Earth: Humans 0.0

November 1, 2023

The story of Earth can only be told because now, 4.5 billion years into its existence, a technological and self-aware a…

Inside China's Tech Boom poster

Inside China's Tech Boom 0.0

November 8, 2023

In the span of just a few decades, China has transformed into a science and technology superpower. But how did it get h…

The Battle to Beat Malaria poster

The Battle to Beat Malaria 0.0

November 15, 2023

Malaria is one of humanity’s oldest and most devastating plagues. In many parts of the world, it remains an ever-presen…

Lee and Liza's Family Tree poster

Lee and Liza's Family Tree 1.0

November 22, 2023

Many descendants of enslaved people have little record of their family's ancestry. Follow one family's quest to discove…