
The Nature of Things — Season 64
New hosts Sarika Cullis-Suzuki and Anthony Morgan take on The Nature of Things, the world's longest-running science documentary series.
About this season
New hosts Sarika Cullis-Suzuki and Anthony Morgan take on The Nature of Things, the world's longest-running science documentary series.
Episodes (14)

1. Teenager
Aired 2 January 2025 • 44 min
The science of adolescence: understanding this dramatic, mysterious and critically important phase of life, for humans and other animals.

2. Sweat!
Aired 9 January 2025 • 44 min
As global temperatures rise, Anthony Morgan investigates the human body's natural cooling system; he examines sweat, an often underappreciated bodily function and its crucial role.

3. Foodspiracy
Aired 16 January 2025 • 44 min
Sarika Cullis-Suzuki and Anthony Morgan study ultra-processed foods; they examine why these foods are appealing; they investigate the health effects.

4. Shared Planet: Cities
Aired 23 January 2025 • 44 min
From New York to Kolkata, there are surprising benefits to us that come from sharing space with the wildlife in our cities.

5. Shared Planet: Open Spaces
Aired 30 January 2025 • 44 min
Grasslands account for half of the total land area on the planet and most have been converted for human use; there are some places though where people and wildlife can both prosper by sharing space.

6. Shared Planet: Waters
Aired 6 February 2025 • 44 min
Water provides the largest habitat on Earth, but water-dependent wildlife is declining fast. Learning to share these watery worlds can offer a brighter future for the entire planet.

7. Shared Planet: Forests
Aired 13 February 2025 • 44 min
Forests are essential for life on our planet, but humans are cutting more down every year; these inspiring people are reshaping how we live and work in Earth's forests, sharing space with wildlife.

8. The Secret Knowledge of Animals
Aired 20 February 2025 • 44 min
From goats that can sense upcoming volcanic eruptions to birds that know how to avoid tsunamis and cyclones, scientists are using wearable technology to tap into the "secret knowledge" of animals.

9. Singing Back the Buffalo
Aired 5 March 2025 • 44 min
A richly visual and deeply uplifting story of humanity’s connections to buffalo how their return to the Great Plains can usher in a new era of sustainability and balance.

10. Dances with Cranes
Aired 13 March 2025 • 44 min
A year in the life of whooping cranes, and the humans saving them from extinction.

11. Plastic People
Aired 20 March 2025 • 44 min
Microplastics are everywhere. Sarika Cullis-Suzuki joins science journalist Ziya Tong for an investigation into our addiction to plastic and the growing threat of microplastics on human health.

12. Animal Pride
10.0Aired 28 May 2025 • 44 min
This is nature's coming out story. Connel Bradwell challenges mainstream biology's blindspots and explores the true diversity of gender and sexuality in nature.

13. Dad Bods
Aired 4 June 2025 • 44 min
Science is revealing the truth about 'dad bods' and how having a child can dramatically affect the brains and bodies of men. Real dad bods are less about the pudge and more about the smarts.

14. Implosion: The Titanic Sub Disaster
Aired 6 June 2025 • 44 min
A dive to the Titanic. A fatal implosion. Inside the investigation to uncover the truth about the Titan's final journey.