BBC Earth Astro

Stanley Tucci feasts on pizza in Naples, searches for the best San Marzano tomatoes and continues his culinary journey on the island of Ischia and the Amalfi Coast.

The rise of the smart doorbell is one of the great tech success stories of this century and these security gadgets are now taking over our doorsteps. Hannah heads to Los Angeles to get the low-down.

In China Robson scouts out the local catch, including octopus, eel, sea cucumber and bighead carp.

The presenter takes a train ride into tea country to find out about Ceylon tea. Xander also meets a master Kandyan dancer to learn about Kandy city's annual procession.

As he starts the final part of his journey, Michael finds a local school in Baghdad and as he did in North Korea talks to the children about life in Iraq and what hopes they have for the future.

The rise of the smart doorbell is one of the great tech success stories of this century and these security gadgets are now taking over our doorsteps. Hannah heads to Los Angeles to get the low-down.

The presenter takes a train ride into tea country to find out about Ceylon tea. Xander also meets a master Kandyan dancer to learn about Kandy city's annual procession.

Our ancient powers have endured for centuries but destruction is close at hand. What will cause their downfall? And who will create a lasting legacy?

In China Robson scouts out the local catch, including octopus, eel, sea cucumber and bighead carp.

Stanley Tucci feasts on pizza in Naples, searches for the best San Marzano tomatoes and continues his culinary journey on the island of Ischia and the Amalfi Coast.

The presenter takes a train ride into tea country to find out about Ceylon tea. Xander also meets a master Kandyan dancer to learn about Kandy city's annual procession.

Alex and Nat meet a new guide, Sithu. Heading north, the team are trying to follow Tim's old road to India's notorious 'Wild West', but Sithu warns of an escalating civil war on the road ahead.

Our ancient powers have endured for centuries but destruction is close at hand. What will cause their downfall? And who will create a lasting legacy?

From the barren Australian outback to the remote, dry deserts of Namibia, mammals use their ingenuity, incredible intelligence and remarkable resilience to beat the heat.

Stanley Tucci feasts on pizza in Naples, searches for the best San Marzano tomatoes and continues his culinary journey on the island of Ischia and the Amalfi Coast.

The presenter takes a train ride into tea country to find out about Ceylon tea. Xander also meets a master Kandyan dancer to learn about Kandy city's annual procession.

Our ancient powers have endured for centuries but destruction is close at hand. What will cause their downfall? And who will create a lasting legacy?

In China Robson scouts out the local catch, including octopus, eel, sea cucumber and bighead carp.

Alex and Nat meet a new guide, Sithu. Heading north, the team are trying to follow Tim's old road to India's notorious 'Wild West', but Sithu warns of an escalating civil war on the road ahead.

Stanley Tucci feasts on pizza in Naples, searches for the best San Marzano tomatoes and continues his culinary journey on the island of Ischia and the Amalfi Coast.

Robson Green meets some of Sri Lanka's marine life, including sardines, mahseers, black jacks and mangrove jacks.

In the heart of Asia lie vast arid lands. These deserts and dry grasslands are so hostile, they push life to the limit. The animals that live here are some of the earth's toughest.

Joanna Lumley's spice journey continues on the African island of Madagascar. Travelling overland, she discovers the secrets of the world's second most expensive spice, vanilla.

Devastating earthquakes hit Turkey and Syria, toppling buildings and trapping residents.

Robson Green meets some of Sri Lanka's marine life, including sardines, mahseers, black jacks and mangrove jacks.

In the heart of Asia lie vast arid lands. These deserts and dry grasslands are so hostile, they push life to the limit. The animals that live here are some of the earth's toughest.

Joanna Lumley's spice journey continues on the African island of Madagascar. Travelling overland, she discovers the secrets of the world's second most expensive spice, vanilla.

Devastating earthquakes hit Turkey and Syria, toppling buildings and trapping residents.

Robson Green meets some of Sri Lanka's marine life, including sardines, mahseers, black jacks and mangrove jacks.

In the heart of Asia lie vast arid lands. These deserts and dry grasslands are so hostile, they push life to the limit. The animals that live here are some of the earth's toughest.

Joanna Lumley's spice journey continues on the African island of Madagascar. Travelling overland, she discovers the secrets of the world's second most expensive spice, vanilla.

Devastating earthquakes hit Turkey and Syria, toppling buildings and trapping residents.

It's journey's end as Sue reaches Istanbul. She has her fortune told, falls in love with Turkish delight and explores the world's largest underground caves.

In the heart of Asia lie vast arid lands. These deserts and dry grasslands are so hostile, they push life to the limit. The animals that live here are some of the earth's toughest.

The presenter takes a train ride into tea country to find out about Ceylon tea. Xander also meets a master Kandyan dancer to learn about Kandy city's annual procession.

Stanley Tucci feasts on pizza in Naples, searches for the best San Marzano tomatoes and continues his culinary journey on the island of Ischia and the Amalfi Coast.

As he starts the final part of his journey, Michael finds a local school in Baghdad and as he did in North Korea talks to the children about life in Iraq and what hopes they have for the future.

It's journey's end as Sue reaches Istanbul. She has her fortune told, falls in love with Turkish delight and explores the world's largest underground caves.

In the heart of Asia lie vast arid lands. These deserts and dry grasslands are so hostile, they push life to the limit. The animals that live here are some of the earth's toughest.

Paddy McGuinness visits a factory producing millions of tablets and lozenges to tackle colds and flu.

Stanley Tucci feasts on pizza in Naples, searches for the best San Marzano tomatoes and continues his culinary journey on the island of Ischia and the Amalfi Coast.

The presenter takes a train ride into tea country to find out about Ceylon tea. Xander also meets a master Kandyan dancer to learn about Kandy city's annual procession.

Joanna Lumley's spice journey continues on the African island of Madagascar. Travelling overland, she discovers the secrets of the world's second most expensive spice, vanilla.

In the heart of Asia lie vast arid lands. These deserts and dry grasslands are so hostile, they push life to the limit. The animals that live here are some of the earth's toughest.

Having been fearful of hippos since a young boy, Steve sets out to discover why hippos are considered the most dangerous animals in Africa, and if their aggressive reputation is misunderstood.

The presenter takes a train ride into tea country to find out about Ceylon tea. Xander also meets a master Kandyan dancer to learn about Kandy city's annual procession.

Paddy McGuinness visits a factory producing millions of tablets and lozenges to tackle colds and flu.

In the heart of Asia lie vast arid lands. These deserts and dry grasslands are so hostile, they push life to the limit. The animals that live here are some of the earth's toughest.

Joanna Lumley's spice journey continues on the African island of Madagascar. Travelling overland, she discovers the secrets of the world's second most expensive spice, vanilla.

Ben Fogle and Dwayne Fields head into the heart of Africa, to retrace Livingstone's path and the race for the source of the Nile, facing lions and heat, and exploring the legacy of early expeditions.

Paddy McGuinness visits a factory producing millions of tablets and lozenges to tackle colds and flu.

In the heart of Asia lie vast arid lands. These deserts and dry grasslands are so hostile, they push life to the limit. The animals that live here are some of the earth's toughest.

It's journey's end as Sue reaches Istanbul. She has her fortune told, falls in love with Turkish delight and explores the world's largest underground caves.

Ben Fogle and Dwayne Fields head into the heart of Africa, to retrace Livingstone's path and the race for the source of the Nile, facing lions and heat, and exploring the legacy of early expeditions.

Stanley Tucci feasts on pizza in Naples, searches for the best San Marzano tomatoes and continues his culinary journey on the island of Ischia and the Amalfi Coast.

Paddy McGuinness visits a factory producing millions of tablets and lozenges to tackle colds and flu.

It's journey's end as Sue reaches Istanbul. She has her fortune told, falls in love with Turkish delight and explores the world's largest underground caves.

Ben Fogle and Dwayne Fields head into the heart of Africa, to retrace Livingstone's path and the race for the source of the Nile, facing lions and heat, and exploring the legacy of early expeditions.

Stanley Tucci feasts on pizza in Naples, searches for the best San Marzano tomatoes and continues his culinary journey on the island of Ischia and the Amalfi Coast.

The presenter takes a train ride into tea country to find out about Ceylon tea. Xander also meets a master Kandyan dancer to learn about Kandy city's annual procession.

Alex and Nat meet a new guide, Sithu. Heading north, the team are trying to follow Tim's old road to India's notorious 'Wild West', but Sithu warns of an escalating civil war on the road ahead.

As he starts the final part of his journey, Michael finds a local school in Baghdad and as he did in North Korea talks to the children about life in Iraq and what hopes they have for the future.

Having been fearful of hippos since a young boy, Steve sets out to discover why hippos are considered the most dangerous animals in Africa, and if their aggressive reputation is misunderstood.

The presenter takes a train ride into tea country to find out about Ceylon tea. Xander also meets a master Kandyan dancer to learn about Kandy city's annual procession.

Joanna Lumley's spice journey continues on the African island of Madagascar. Travelling overland, she discovers the secrets of the world's second most expensive spice, vanilla.

Stanley Tucci feasts on pizza in Naples, searches for the best San Marzano tomatoes and continues his culinary journey on the island of Ischia and the Amalfi Coast.

As he starts the final part of his journey, Michael finds a local school in Baghdad and as he did in North Korea talks to the children about life in Iraq and what hopes they have for the future.

Alex and Nat meet a new guide, Sithu. Heading north, the team are trying to follow Tim's old road to India's notorious 'Wild West', but Sithu warns of an escalating civil war on the road ahead.

The presenter takes a train ride into tea country to find out about Ceylon tea. Xander also meets a master Kandyan dancer to learn about Kandy city's annual procession.

Stanley Tucci feasts on pizza in Naples, searches for the best San Marzano tomatoes and continues his culinary journey on the island of Ischia and the Amalfi Coast.

Joanna Lumley's spice journey continues on the African island of Madagascar. Travelling overland, she discovers the secrets of the world's second most expensive spice, vanilla.

Alex and Nat meet a new guide, Sithu. Heading north, the team are trying to follow Tim's old road to India's notorious 'Wild West', but Sithu warns of an escalating civil war on the road ahead.

Having been fearful of hippos since a young boy, Steve sets out to discover why hippos are considered the most dangerous animals in Africa, and if their aggressive reputation is misunderstood.

Stanley Tucci feasts on pizza in Naples, searches for the best San Marzano tomatoes and continues his culinary journey on the island of Ischia and the Amalfi Coast.

Alex and Nat meet a new guide, Sithu. Heading north, the team are trying to follow Tim's old road to India's notorious 'Wild West', but Sithu warns of an escalating civil war on the road ahead.

Xander has a close-up encounter with a cobra, and travels north to Tamil country where he helps dig up mines remaining after the bitter civil war that raged for 30 years.

Joanna Lumley's spice journey continues on the African island of Madagascar. Travelling overland, she discovers the secrets of the world's second most expensive spice, vanilla.

As he starts the final part of his journey, Michael finds a local school in Baghdad and as he did in North Korea talks to the children about life in Iraq and what hopes they have for the future.

Our ancient powers have endured for centuries but destruction is close at hand. What will cause their downfall? And who will create a lasting legacy?

Joanna Lumley's spice journey continues on the African island of Madagascar. Travelling overland, she discovers the secrets of the world's second most expensive spice, vanilla.

Alex and Nat meet a new guide, Sithu. Heading north, the team are trying to follow Tim's old road to India's notorious 'Wild West', but Sithu warns of an escalating civil war on the road ahead.

As he starts the final part of his journey, Michael finds a local school in Baghdad and as he did in North Korea talks to the children about life in Iraq and what hopes they have for the future.

Having been fearful of hippos since a young boy, Steve sets out to discover why hippos are considered the most dangerous animals in Africa, and if their aggressive reputation is misunderstood.

Xander has a close-up encounter with a cobra, and travels north to Tamil country where he helps dig up mines remaining after the bitter civil war that raged for 30 years.

Our ancient powers have endured for centuries but destruction is close at hand. What will cause their downfall? And who will create a lasting legacy?

Devastating earthquakes hit Turkey and Syria, toppling buildings and trapping residents.

In the heart of Asia lie vast arid lands. These deserts and dry grasslands are so hostile, they push life to the limit. The animals that live here are some of the earth's toughest.

Robson Green meets some of Sri Lanka's marine life, including sardines, mahseers, black jacks and mangrove jacks.

Xander has a close-up encounter with a cobra, and travels north to Tamil country where he helps dig up mines remaining after the bitter civil war that raged for 30 years.

Our ancient powers have endured for centuries but destruction is close at hand. What will cause their downfall? And who will create a lasting legacy?

Joanna Lumley's spice journey continues on the African island of Madagascar. Travelling overland, she discovers the secrets of the world's second most expensive spice, vanilla.

Devastating earthquakes hit Turkey and Syria, toppling buildings and trapping residents.

From deep in the undergrowth to the highest tree, forests are home to two-thirds of all mammal species. Discover how they overcome the many challenges of life in a crowded world.

The lion pride males are injured and the mothers with cubs are left vulnerable after an attack; Xudum, the female leopard, takes risks to find a mate.

Joanna Lumley's spice journey continues on the African island of Madagascar. Travelling overland, she discovers the secrets of the world's second most expensive spice, vanilla.

Devastating earthquakes hit Turkey and Syria, toppling buildings and trapping residents.

Robson Green meets some of Sri Lanka's marine life, including sardines, mahseers, black jacks and mangrove jacks.

Xander has a close-up encounter with a cobra, and travels north to Tamil country where he helps dig up mines remaining after the bitter civil war that raged for 30 years.

In the heart of Asia lie vast arid lands. These deserts and dry grasslands are so hostile, they push life to the limit. The animals that live here are some of the earth's toughest.

Robson makes his way to South America to meet the marine life of Brazil.

Seasonal worlds are dominated by relentless change. For plants to survive they must get their timing right.

Back in 1955 Tim had arrived in Nepal by crossing the Middle East, but today Iran is hostile, Iraq fragile and Syria at war. Alex and Nat are forced on a detour through western China and Central Asia.

Paddy McGuinness and Cherry Healey visit a factory in Market Drayton that produces 100,000 festive gingerbread biscuits a week.

Robson makes his way to South America to meet the marine life of Brazil.

Seasonal worlds are dominated by relentless change. For plants to survive they must get their timing right.

Back in 1955 Tim had arrived in Nepal by crossing the Middle East, but today Iran is hostile, Iraq fragile and Syria at war. Alex and Nat are forced on a detour through western China and Central Asia.

Paddy McGuinness and Cherry Healey visit a factory in Market Drayton that produces 100,000 festive gingerbread biscuits a week.

Seasonal worlds are dominated by relentless change. For plants to survive they must get their timing right.

Back in 1955 Tim had arrived in Nepal by crossing the Middle East, but today Iran is hostile, Iraq fragile and Syria at war. Alex and Nat are forced on a detour through western China and Central Asia.

Paddy McGuinness and Cherry Healey visit a factory in Market Drayton that produces 100,000 festive gingerbread biscuits a week.

Xander has a close-up encounter with a cobra, and travels north to Tamil country where he helps dig up mines remaining after the bitter civil war that raged for 30 years.

Back in 1955 Tim had arrived in Nepal by crossing the Middle East, but today Iran is hostile, Iraq fragile and Syria at war. Alex and Nat are forced on a detour through western China and Central Asia.

Robson makes his way to South America to meet the marine life of Brazil.

Paddy McGuinness and Cherry Healey visit a factory in Market Drayton that produces 100,000 festive gingerbread biscuits a week.

Seasonal worlds are dominated by relentless change. For plants to survive they must get their timing right.

Xander has a close-up encounter with a cobra, and travels north to Tamil country where he helps dig up mines remaining after the bitter civil war that raged for 30 years.

Back in 1955 Tim had arrived in Nepal by crossing the Middle East, but today Iran is hostile, Iraq fragile and Syria at war. Alex and Nat are forced on a detour through western China and Central Asia.

A look at how without volcanoes, there would be no life on Earth. Although destructive, magma from the planet's molten core builds land, and mineral-rich ash from eruptions fertilises the surface.

Seasonal worlds are dominated by relentless change. For plants to survive they must get their timing right.

Paddy McGuinness and Cherry Healey visit a factory in Market Drayton that produces 100,000 festive gingerbread biscuits a week.

Xander has a close-up encounter with a cobra, and travels north to Tamil country where he helps dig up mines remaining after the bitter civil war that raged for 30 years.

Robson makes his way to South America to meet the marine life of Brazil.

Seasonal worlds are dominated by relentless change. For plants to survive they must get their timing right.

Back in 1955 Tim had arrived in Nepal by crossing the Middle East, but today Iran is hostile, Iraq fragile and Syria at war. Alex and Nat are forced on a detour through western China and Central Asia.

In Senegal and Guinea Bissau, Robson fishes for red snapper, horse-eye jack, leerfish and more.

Having learnt where a hippos aggression comes from Steve wants to find out if we can live alongside hippos that kill up to 500 people a year. He visits St.Lucia, a town where hippos roam the streets.

Nick's journey begins in Prague, where he learns about the city's remarkable 600-year-old astronomical clock from its keeper.

Chris Packham explores one of the darkest periods in Earth's history: the worst mass extinction the planet has ever seen, when as much as 90% of all species died.

In Senegal and Guinea Bissau, Robson fishes for red snapper, horse-eye jack, leerfish and more.

Having learnt where a hippos aggression comes from Steve wants to find out if we can live alongside hippos that kill up to 500 people a year. He visits St.Lucia, a town where hippos roam the streets.

Nick's journey begins in Prague, where he learns about the city's remarkable 600-year-old astronomical clock from its keeper.

Chris Packham explores one of the darkest periods in Earth's history: the worst mass extinction the planet has ever seen, when as much as 90% of all species died.

In Senegal and Guinea Bissau, Robson fishes for red snapper, horse-eye jack, leerfish and more.

Back in 1955 Tim had arrived in Nepal by crossing the Middle East, but today Iran is hostile, Iraq fragile and Syria at war. Alex and Nat are forced on a detour through western China and Central Asia.

Seasonal worlds are dominated by relentless change. For plants to survive they must get their timing right.

Having learnt where a hippos aggression comes from Steve wants to find out if we can live alongside hippos that kill up to 500 people a year. He visits St.Lucia, a town where hippos roam the streets.

Nick's journey begins in Prague, where he learns about the city's remarkable 600-year-old astronomical clock from its keeper.

Back in 1955 Tim had arrived in Nepal by crossing the Middle East, but today Iran is hostile, Iraq fragile and Syria at war. Alex and Nat are forced on a detour through western China and Central Asia.

In Senegal and Guinea Bissau, Robson fishes for red snapper, horse-eye jack, leerfish and more.

Having learnt where a hippos aggression comes from Steve wants to find out if we can live alongside hippos that kill up to 500 people a year. He visits St.Lucia, a town where hippos roam the streets.

Nick's journey begins in Prague, where he learns about the city's remarkable 600-year-old astronomical clock from its keeper.

Back in 1955 Tim had arrived in Nepal by crossing the Middle East, but today Iran is hostile, Iraq fragile and Syria at war. Alex and Nat are forced on a detour through western China and Central Asia.

Chris Packham explores one of the darkest periods in Earth's history: the worst mass extinction the planet has ever seen, when as much as 90% of all species died.

From the frozen poles to the searing deserts, The Sun shows how animals have come up with strategies to survive the uneven amounts of sunlight that fall on our planet.

Having learnt where a hippos aggression comes from Steve wants to find out if we can live alongside hippos that kill up to 500 people a year. He visits St.Lucia, a town where hippos roam the streets.

Back in 1955 Tim had arrived in Nepal by crossing the Middle East, but today Iran is hostile, Iraq fragile and Syria at war. Alex and Nat are forced on a detour through western China and Central Asia.

Nick's journey begins in Prague, where he learns about the city's remarkable 600-year-old astronomical clock from its keeper.

In Senegal and Guinea Bissau, Robson fishes for red snapper, horse-eye jack, leerfish and more.

Having learnt where a hippos aggression comes from Steve wants to find out if we can live alongside hippos that kill up to 500 people a year. He visits St.Lucia, a town where hippos roam the streets.

Chris Packham explores one of the darkest periods in Earth's history: the worst mass extinction the planet has ever seen, when as much as 90% of all species died.

Alongside Cuban fishermen Robson searches for sardines, tarpons, bonefish, barracudas and grouper fish.

A flood brings new challenges for the big cats; for the first time, the lion cubs experience water and the danger it brings.

Paddy and Chris head to Sweden to get back to nature and embody 'friluftsliv'. It can lower stress and improve mental health, but can they embrace nature to get the reboot needed?

In the footsteps of Livingstone and Stanley, Ben Fogle and Dwayne Fields try to solve one of history's greatest mysteries, setting out to find the Nile's source, travelling through deadly jungles.

Alongside Cuban fishermen Robson searches for sardines, tarpons, bonefish, barracudas and grouper fish.

A flood brings new challenges for the big cats; for the first time, the lion cubs experience water and the danger it brings.