Season 64

The Nature of ThingsSeason 64

2025
14 Episodes

New hosts Sarika Cullis-Suzuki and Anthony Morgan take on The Nature of Things, the world's longest-running science documentary series.

Episodes

Teenager
S64E01

Teenager

The science of adolescence: understanding this dramatic, mysterious and critically important phase of life, for humans and other animals.

02 Jan 202544m
Sweat!
S64E02

Sweat!

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.

09 Jan 202544m
Foodspiracy
S64E03

Foodspiracy

Sarika Cullis-Suzuki and Anthony Morgan study ultra-processed foods; they examine why these foods are appealing; they investigate the health effects.

16 Jan 202544m
Shared Planet: Cities
S64E04

Shared Planet: Cities

From New York to Kolkata, there are surprising benefits to us that come from sharing space with the wildlife in our cities.

23 Jan 202544m
Shared Planet: Open Spaces
S64E05

Shared Planet: Open Spaces

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.

30 Jan 202544m
Shared Planet: Waters
S64E06

Shared Planet: Waters

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.

06 Feb 202544m
Shared Planet: Forests
S64E07

Shared Planet: Forests

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.

13 Feb 202544m
The Secret Knowledge of Animals
S64E08

The Secret Knowledge of Animals

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.

20 Feb 202544m
Singing Back the Buffalo
S64E09

Singing Back the Buffalo

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.

05 Mar 202544m
Dances with Cranes
S64E10

Dances with Cranes

A year in the life of whooping cranes, and the humans saving them from extinction.

13 Mar 202544m
Plastic People
S64E11

Plastic People

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.

20 Mar 202544m
Animal Pride
S64E12
10.0

Animal Pride

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.

28 May 202544m
Dad Bods
S64E13

Dad Bods

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.

04 Jun 202544m
Implosion: The Titanic Sub Disaster
S64E14

Implosion: The Titanic Sub Disaster

A dive to the Titanic. A fatal implosion. Inside the investigation to uncover the truth about the Titan's final journey.

06 Jun 202544m