BBC Earth Astro

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.

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.

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

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?

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.

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

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

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.

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.

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.

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?

Weather controls the distribution of freshwater around our planet. In turn, shapes the lives of animals across the globe, rising to an incredible diversity of species and habitats.

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.

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.

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.

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.

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?

Robson fishes for some of Japan's famous fish, including the famously poisonous Fugu and other exotic catches.

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.

Stanley Tucci explores Bologna, seen by many as the food capital of Italy. He breaks open a fresh cheese wheel with Massimo Bottura and meets the niece of Federico Fellini.

The rollercoaster has been sending our hearts racing and stomachs dropping for over a century. Hannah gets the inside story on the UK's newest, tallest and fastest rollercoaster: Thorpe Park's Hyperia

Robson fishes for some of Japan's famous fish, including the famously poisonous Fugu and other exotic catches.

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.

Stanley Tucci explores Bologna, seen by many as the food capital of Italy. He breaks open a fresh cheese wheel with Massimo Bottura and meets the niece of Federico Fellini.

The rollercoaster has been sending our hearts racing and stomachs dropping for over a century. Hannah gets the inside story on the UK's newest, tallest and fastest rollercoaster: Thorpe Park's Hyperia

Robson fishes for some of Japan's famous fish, including the famously poisonous Fugu and other exotic catches.

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.

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?

The rollercoaster has been sending our hearts racing and stomachs dropping for over a century. Hannah gets the inside story on the UK's newest, tallest and fastest rollercoaster: Thorpe Park's Hyperia

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.

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.

Robson fishes for some of Japan's famous fish, including the famously poisonous Fugu and other exotic catches.

Stanley Tucci explores Bologna, seen by many as the food capital of Italy. He breaks open a fresh cheese wheel with Massimo Bottura and meets the niece of Federico Fellini.

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.

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.

There are not five separate oceans, but one. Its waters linked by powerful forces that keep them on the move. This constant mixing is vital for the health of oceans and marine life.

Stanley Tucci explores Bologna, seen by many as the food capital of Italy. He breaks open a fresh cheese wheel with Massimo Bottura and meets the niece of Federico Fellini.

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.

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.

Robson fishes for some of Japan's famous fish, including the famously poisonous Fugu and other exotic catches.

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.

Stanley Tucci explores Bologna, seen by many as the food capital of Italy. He breaks open a fresh cheese wheel with Massimo Bottura and meets the niece of Federico Fellini.

In Panama, Robson fishes for yellowfin, oysters, dorado and peacock bass.

Many passionate people are dedicated to saving the wild animals of Asia. These individuals and their ingenious solutions give us hope and optimism for the future of the continent.

The last leg of Joanna Lumley's journey takes her by dhow to Zanzibar, the spice island of Africa where merchants from around the world have left their mark on the architecture, religion and music.

Hurricane Milton unleashes devastating tornadoes across Florida. Fierce winds fuel relentless fires in Maui. And a sailor battles for his life after being struck by lightning off Panama's coast.

In Panama, Robson fishes for yellowfin, oysters, dorado and peacock bass.

Many passionate people are dedicated to saving the wild animals of Asia. These individuals and their ingenious solutions give us hope and optimism for the future of the continent.

The last leg of Joanna Lumley's journey takes her by dhow to Zanzibar, the spice island of Africa where merchants from around the world have left their mark on the architecture, religion and music.

Hurricane Milton unleashes devastating tornadoes across Florida. Fierce winds fuel relentless fires in Maui. And a sailor battles for his life after being struck by lightning off Panama's coast.

In Panama, Robson fishes for yellowfin, oysters, dorado and peacock bass.

Many passionate people are dedicated to saving the wild animals of Asia. These individuals and their ingenious solutions give us hope and optimism for the future of the continent.

The last leg of Joanna Lumley's journey takes her by dhow to Zanzibar, the spice island of Africa where merchants from around the world have left their mark on the architecture, religion and music.

Hurricane Milton unleashes devastating tornadoes across Florida. Fierce winds fuel relentless fires in Maui. And a sailor battles for his life after being struck by lightning off Panama's coast.

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

Many passionate people are dedicated to saving the wild animals of Asia. These individuals and their ingenious solutions give us hope and optimism for the future of the continent.

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.

Stanley Tucci explores Bologna, seen by many as the food capital of Italy. He breaks open a fresh cheese wheel with Massimo Bottura and meets the niece of Federico Fellini.

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?

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

Many passionate people are dedicated to saving the wild animals of Asia. These individuals and their ingenious solutions give us hope and optimism for the future of the continent.

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

Stanley Tucci explores Bologna, seen by many as the food capital of Italy. He breaks open a fresh cheese wheel with Massimo Bottura and meets the niece of Federico Fellini.

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.

The last leg of Joanna Lumley's journey takes her by dhow to Zanzibar, the spice island of Africa where merchants from around the world have left their mark on the architecture, religion and music.

Many passionate people are dedicated to saving the wild animals of Asia. These individuals and their ingenious solutions give us hope and optimism for the future of the continent.

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.

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.

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

Many passionate people are dedicated to saving the wild animals of Asia. These individuals and their ingenious solutions give us hope and optimism for the future of the continent.

The last leg of Joanna Lumley's journey takes her by dhow to Zanzibar, the spice island of Africa where merchants from around the world have left their mark on the architecture, religion and music.

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.

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

Many passionate people are dedicated to saving the wild animals of Asia. These individuals and their ingenious solutions give us hope and optimism for the future of the continent.

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

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.

Stanley Tucci explores Bologna, seen by many as the food capital of Italy. He breaks open a fresh cheese wheel with Massimo Bottura and meets the niece of Federico Fellini.

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

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

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.

Stanley Tucci explores Bologna, seen by many as the food capital of Italy. He breaks open a fresh cheese wheel with Massimo Bottura and meets the niece of Federico Fellini.

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.

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?

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.

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.

The last leg of Joanna Lumley's journey takes her by dhow to Zanzibar, the spice island of Africa where merchants from around the world have left their mark on the architecture, religion and music.

Stanley Tucci explores Bologna, seen by many as the food capital of Italy. He breaks open a fresh cheese wheel with Massimo Bottura and meets the niece of Federico Fellini.

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?

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.

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.

Stanley Tucci explores Bologna, seen by many as the food capital of Italy. He breaks open a fresh cheese wheel with Massimo Bottura and meets the niece of Federico Fellini.

The last leg of Joanna Lumley's journey takes her by dhow to Zanzibar, the spice island of Africa where merchants from around the world have left their mark on the architecture, religion and music.

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.

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.

Stanley Tucci explores Bologna, seen by many as the food capital of Italy. He breaks open a fresh cheese wheel with Massimo Bottura and meets the niece of Federico Fellini.

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.

On the famous Ho Chi Minh Trail, Guy visits a Huey helicopter graveyard, makes his own version of napalm and comes face to face with a live cluster bomb left over from the war.

The last leg of Joanna Lumley's journey takes her by dhow to Zanzibar, the spice island of Africa where merchants from around the world have left their mark on the architecture, religion and music.

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?

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.

The last leg of Joanna Lumley's journey takes her by dhow to Zanzibar, the spice island of Africa where merchants from around the world have left their mark on the architecture, religion and music.

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 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?

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.

On the famous Ho Chi Minh Trail, Guy visits a Huey helicopter graveyard, makes his own version of napalm and comes face to face with a live cluster bomb left over from the war.

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.

Hurricane Milton unleashes devastating tornadoes across Florida. Fierce winds fuel relentless fires in Maui. And a sailor battles for his life after being struck by lightning off Panama's coast.

Many passionate people are dedicated to saving the wild animals of Asia. These individuals and their ingenious solutions give us hope and optimism for the future of the continent.

In Panama, Robson fishes for yellowfin, oysters, dorado and peacock bass.

On the famous Ho Chi Minh Trail, Guy visits a Huey helicopter graveyard, makes his own version of napalm and comes face to face with a live cluster bomb left over from the war.

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.

The last leg of Joanna Lumley's journey takes her by dhow to Zanzibar, the spice island of Africa where merchants from around the world have left their mark on the architecture, religion and music.

Hurricane Milton unleashes devastating tornadoes across Florida. Fierce winds fuel relentless fires in Maui. And a sailor battles for his life after being struck by lightning off Panama's coast.

Humans are changing our planet so rapidly, it's affecting earth's life support systems: our weather, our oceans and the living world.

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

The last leg of Joanna Lumley's journey takes her by dhow to Zanzibar, the spice island of Africa where merchants from around the world have left their mark on the architecture, religion and music.

Hurricane Milton unleashes devastating tornadoes across Florida. Fierce winds fuel relentless fires in Maui. And a sailor battles for his life after being struck by lightning off Panama's coast.

In Panama, Robson fishes for yellowfin, oysters, dorado and peacock bass.

Humans are changing our planet so rapidly, it's affecting earth's life support systems: our weather, our oceans and the living world.

Many passionate people are dedicated to saving the wild animals of Asia. These individuals and their ingenious solutions give us hope and optimism for the future of the continent.

Heading across to India and the Maldives, Robson fishes for frogfish, manta rays, groupers and others with the help of local anglers.

Deserts are hostile to life. Temperatures soar and plummet and water is rare. Yet even here plants have found ingenious ways to survive.

The team travel through Azerbaijan, Georgia and Turkey, where they re-join the First Overland route at last. Now it's a road-race through Europe to be home in time for Christmas.

Professor Brian Cox explores planets and moons covered in volcanoes. He encounters alien landscapes bursting with fire and ice - eruptions so violent they reach into space.

Heading across to India and the Maldives, Robson fishes for frogfish, manta rays, groupers and others with the help of local anglers.