BBC Earth

Hannah Fry discovers the hidden WWII radar technology that heats up baked beans, learns the legend of the melted candy bar in an engineer's pocket that kick-started a kitchen revolution, and puts her life on the line to demonstrate why microwaves zap food but not people!

During the Arctic spring, Alaskans take advantage of the warm weather and 24-hour daylight to complete tasks that are impossible in the winter months.

A brief window of opportunity opens for Alaskans to make their lives easier when winter returns, and these pioneers take full advantage of the endless daylight to survive and thrive during the Arctic summer.

After the Icelandic fishing village of Grindavik is rocked by earthquakes, the volcano of Fagradasfjall is born. Chris Horsley's mission is to help predict the path it may take in the future.

Gregg Wallace visits the factory making 432 million crumpets every year. Crumpets are a British classic made from a precise combination of ingredients, using some clever chemistry to create their famous `holey' texture. Cherry Healey is learning the science of how to make the perfect batter for pancakes, and Ruth Goodman reveals the long journey of how crumpets got their rise and eventually their bubbles.

The Namib Desert is one of the oldest deserts of all, and it is also one of the most diverse, with 50-degree temperatures and half a millimetre of rainfall annually.

Celebrating the wonders of Queensland, Australia, a journey of over 1,000 miles, Brisbane to Cairns.

During the Arctic spring, Alaskans take advantage of the warm weather and 24-hour daylight to complete tasks that are impossible in the winter months.

A brief window of opportunity opens for Alaskans to make their lives easier when winter returns, and these pioneers take full advantage of the endless daylight to survive and thrive during the Arctic summer.

After the Icelandic fishing village of Grindavik is rocked by earthquakes, the volcano of Fagradasfjall is born. Chris Horsley's mission is to help predict the path it may take in the future.

Gregg Wallace visits the factory making 432 million crumpets every year. Crumpets are a British classic made from a precise combination of ingredients, using some clever chemistry to create their famous `holey' texture. Cherry Healey is learning the science of how to make the perfect batter for pancakes, and Ruth Goodman reveals the long journey of how crumpets got their rise and eventually their bubbles.

The Namib Desert is one of the oldest deserts of all, and it is also one of the most diverse, with 50-degree temperatures and half a millimetre of rainfall annually.

In the Arctic, Alaskans rely on the surrounding waterways to provide quick transportation and valuable resources throughout the warm summer months, when Alaskans work tirelessly to prepare for the long winter ahead.

Heading out into the wild and scouting for areas to hunt and fish is a priority at this time of year, despite the dangers of the currents or the threats from hungry predators. This time of year, coming home empty-handed is not an option.

Simon focuses on the incredible characters he's met while travelling the globe and catches up with a ten-year-old boy he met working in terrible conditions in Bangladesh.

Volcano expert Chris Horsley is called back to the Congo to investigate a potentially lethal threat to over two million people. After a recent eruption, a huge 10-mile-long fracture has appeared in the ground.

Gregg Wallace visits a Yorkshire team that churn out up to 90,000 vegan sausages a day. Meanwhile, Cherry Healey discovers how Canadian soy beans are transformed into protein-packed tofu.

At the very end of east Africa's Great Rift Valley, there's a `land that time forgot', the rolling grasslands of the Luangwa Valley. Travel through the seasons, and discover the secret to this Eden's great riches: the annual flood of the mighty Luangwa River.

In Eagle, Andy's apprentice makes a costly mistake and he runs out of the wood that heats his tent and keeps him alive.

Ben travels to the small and remote island of Flores, the home of Magnus, Lucy and one-year-old Frey. They are in the process of renovating their off-grid cottage that sits on the side of a mountain.

Joanna Lumley's spice journey continues on the African island of Madagascar. She's on the trail of the second most expensive spice in the world: vanilla.

Ade travels through the stunning water world of Bangladesh's Ganges delta, before heading into the remote Himalayan Kingdom of Bhutan. The Bangladesh delta is stunning and lush, but it's also under threat from increasingly extreme weather.

Michael Mosley investigates whether diet or exercise is a more effective way to keep calories in check, and Saleyha Ahsan runs an experiment to find out whether probiotic products really can improve health.

Celebrating the wonders of Queensland, Australia, a journey of over 1,000 miles, Brisbane to Cairns.

In Eagle, Andy's apprentice makes a costly mistake and he runs out of the wood that heats his tent and keeps him alive.

Ben travels to the small and remote island of Flores, the home of Magnus, Lucy and one-year-old Frey. They are in the process of renovating their off-grid cottage that sits on the side of a mountain.

Joanna Lumley's spice journey continues on the African island of Madagascar. She's on the trail of the second most expensive spice in the world: vanilla.

Ade travels through the stunning water world of Bangladesh's Ganges delta, before heading into the remote Himalayan Kingdom of Bhutan. The Bangladesh delta is stunning and lush, but it's also under threat from increasingly extreme weather.

Michael Mosley investigates whether diet or exercise is a more effective way to keep calories in check, and Saleyha Ahsan runs an experiment to find out whether probiotic products really can improve health.