Season 51 poster

Season 51

(2024)

Cast

Episodes

When Whales Could Walk poster

When Whales Could Walk 0.0

January 31, 2024

In Egypt’s Sahara Desert, massive skeletons with strange skulls and gigantic teeth jut out from the sandy ground. This …

Easter Island Origins poster

Easter Island Origins 0.0

February 7, 2024

How were the giant stone heads of Rapa Nui–also known as Easter Island–carved and raised, and why? Since Europeans arri…

Building the Eiffel Tower poster

Building the Eiffel Tower 0.0

February 14, 2024

Explore the revolutionary engineering behind Paris’s iconic landmark. Completed in just over two years for the 1889 Wor…

Hunt for the Oldest DNA poster

Hunt for the Oldest DNA 0.0

February 21, 2024

For decades, scientists have tried to unlock the secrets of ancient DNA. Follow the dramatic quest to recover DNA milli…

A.I. Revolution poster

A.I. Revolution 0.0

March 27, 2024

A.I. tools like ChatGPT seem to think, speak, and create like humans. But what are they really doing? From cancer cures…

Great American Eclipse poster

Great American Eclipse 0.0

April 3, 2024

Explore the spectacular cosmic phenomenon of a total solar eclipse. In April 2024, the Moon's shadow is sweeping from T…

Secrets in Your Data poster

Secrets in Your Data 0.0

May 15, 2024

Whether you’re on social media or surfing the web, you’re probably sharing more personal data than you realize. Find ou…

Decoding the Universe: Cosmos poster

Decoding the Universe: Cosmos 0.0

May 22, 2024

How big is the universe? Will it ever end? Why is so much of it made of mysterious dark matter and energy? See how mind…

Solar System: Storm Worlds poster

Solar System: Storm Worlds 0.0

October 2, 2024

Out in the solar system, the weather gets wacky – with globe-spanning dust storms, monsoons of liquid methane, and ligh…

Solar System: Strange Worlds poster

Solar System: Strange Worlds 0.0

October 9, 2024

From a dwarf planet that looks like a deflated football, to a tiny moon with cliffs taller than Mt. Everest, to the spe…

Solar System: Volcano Worlds poster

Solar System: Volcano Worlds 0.0

October 16, 2024

All around our solar system, volcanoes are powerful shapers of worlds. Next door on Mars is Olympus Mons, a giant volca…

Solar System: Icy Worlds poster

Solar System: Icy Worlds 0.0

October 23, 2024

Ice might seem familiar to us on Earth, but out in the solar system, it can get quite exotic. From Uranus’s ultra hot s…

Solar System: Wandering Worlds poster

Solar System: Wandering Worlds 0.0

October 30, 2024

The classic view of our solar system contains eight orderly planets, some with moons in neat orbits – but when we look …

Decoding the Universe: Quantum poster

Decoding the Universe: Quantum 0.0

November 6, 2024

When we look at the world at the tiniest scales in the subatomic realm, things get weird – very weird. Welcome to the q…

Building Stuff: Boost It! poster

Building Stuff: Boost It! 0.0

November 13, 2024

Around the world, engineers are finding ingenious ways to amplify our abilities and senses – allowing us to access and …

Building Stuff: Reach It! poster

Building Stuff: Reach It! 0.0

November 20, 2024

From the time our species first evolved, we’ve been on the move. Not content to stay in one place, we’ve imagined and i…

Building Stuff: Change It! poster

Building Stuff: Change It! 0.0

November 27, 2024

Thousands of years of human innovation have allowed us to shape the environment to improve lives. The consequences of o…

Lost Tombs of Notre Dame poster

Lost Tombs of Notre Dame 0.0

December 18, 2024

After the devastating 2019 fire at Notre Dame, two mysterious sarcophaguses were discovered under the cathedral’s stone…