BBC Earth

In Cardiff, Clive Myrie meets Shalize, who wants a way to future-proof her health due to a family history of type 2 diabetes.His suggestion is simple, powerful and time-efficient: press-ups!

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.

The next few weeks on Ben Fogle: New Lives in the Wild will see the presenter pay visits to previous contributors to the series - and tonight he travels to Norway to catch up with former Stone Age host Lynx, who now lives in the Norwegian wilderness.

In the midst of dark winter, Arctic residents must brace for the dangers that lurk in the constant darkness.

Joanna's emotional exploration begins at the river's source, Germany's Black Forest mountains, ends at the Romanian/Ukrainian border, and marks two key anniversaries.The first is D-Day - the beginning of the end of World War Two and a brief era of freedom.

Mount Nyiragongo in the Democratic Republic of Congo erupts.It engulfs the nearby city of Goma with lava, taking thirty-three lives and destroying almost four-thousand homes. Chris arrives in Goma to find everyone else evacuating.After surveying the destruction, Chris joins volcanologists on an expedition to the source of the eruption.

Gordon Buchanan heads to the Rocky Mountains in search of wild horses.Finding two stallions battling over a herd, Gordon immerses himself in their world, hoping to win their trust.

Gregg gets special access to learn how the ultimate train is made: a huge 187-tonne, five-carriage electric train.Meanwhile, Cherry Healey visits an HS2 construction site.

Joanna discovers that the "blue Danube" is both a constant reminder of Europe's unchanging beauty, its past triumphs and current threats - and the thread that keeps it powerfully connected.

The everyday struggles of living in the secluded state of Alaska where one wrong decision could cost you your life.

Ben goes to New Zealand and spends time with a hunter-gatherer couple who have raised two teenagers in complete isolation.

David Attenborough dispels the fearsome reputations of gorillas and vampire bats.

Mount Etna, Europe's most active volcano, is experiencing its longest spate of eruptions in recent years.Our story starts almost a year earlier, long before the eruptions reach full force. Etna fires off intermittently and, on the summit, a new volcanic crater grows.

Gordon Buchanan heads to the Rocky Mountains in search of wild horses.Finding two stallions battling over a herd, Gordon immerses himself in their world, hoping to win their trust.

The icy adventures continue for the hardy characters living in rural Alaska.

The icy adventures continue for the hardy characters living in rural Alaska.

Ben returns to Morocco to meet Karen again, who had built a guest house and artists' retreat in this inhospitable location.

Gordon Buchanan takes an epic camel ride across the Gobi Desert to discover how these most iconic, yet least understood, animals have adapted to survive in extreme environments.

In the US a man and his dog take cover as a rare tornado outbreak rips through towns on the East coast.In Norway, a boxer has the fight of his life when a swim under the ice goes disastrously wrong and in Western Australia, a homeowner is in a faceoff with the flames.

It's winter, which means it's trapping season. Ricko finds the remnants of a wolf attack.In Bethel, Avery and his brother Gage head out to source fox fur.

The icy adventures continue for the hardy characters living in rural Alaska.

The icy adventures continue for the hardy characters living in rural Alaska.

Ben returns to Morocco to meet Karen again, who had built a guest house and artists' retreat in this inhospitable location.

Gordon Buchanan takes an epic camel ride across the Gobi Desert to discover how these most iconic, yet least understood, animals have adapted to survive in extreme environments.