The Nature of Things Season 64: Episode Guide & Ratings

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

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.

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

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

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.

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.

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.

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.