Science & Environment

Physicist Jim Al-Khalili unravels the mysteries of arguably the most complex object in the cosmos: the human brain.

Discover a story four billion years in the making – how Earth became a home for life as we know it.

Wildlife biologist Liz Bonnin journeys into the wild heart of the Caribbean, encountering intriguing animals and exploring precious ecosystems.

Tori Herridge, Carla Valentine and Raksha Dave attempt to piece together the lives behind human bones uncovered in UK archaeological digs.

Songbird populations are declining dramatically around the globe - with grave consequences for our natural ecosystems.

Biologist Patrick Aryee dives into the science of biomimicracy – emulating designs from nature to solve human problems.

Physicist Jim Al-Khalili explores the universe's vast range of sizes, from tiny atoms to enormous interconnected galaxies.

Mathematician Hannah Fry explores the mystery of math - is it invented like a language or part of the fabric of the universe?

Physicist Jim Al-Khalili takes a refreshingly optimistic look at artificial intelligence - and why it shouldn't scare us.

Explore the wonders of the natural world from the perspective of three crucial habitats: air, land and water.

In Canada’s UNESCO Biosphere Reserves, communities try to strike a balance between environmental conservation and economic prosperity.

Rob Collins rediscovers the ancient innovations and scientific inventions of Australia's First People - the world's oldest living culture.

From tropical K'gari to Vancouver Island, explore the unique ecosystems of six islands and the animals who have evolved there.

Discover the wildlife in China's stunning new national parks, including snow leopards, snub-nosed monkeys and giant pandas.

Every year, spectacular seasons transform our planet, bringing huge opportunities and daunting challenges to animals and plants.

Materials scientist Zoe Laughlin challenges herself to make her own version of everyday household items like headphones and toothbrushes.