BBC Earth

Explore the frontiers of technology and science that are changing the way we perceive our place in the universe.

The remarkable story of how the Hubble Space Telescope has revealed the awe and wonder of our universe.

An international team of volcanologists in Iceland.

Scott helps an exotic dog with a terrible past; Bella the bull terrier may have a new foster care owner; new vet Riaz tackles some wild kittens.

Alaskans must overcome rising waters to capitalize on spring's offerings.

Hope's open house is bigger than ever; a mysterious visitor leaves a big impression.

A long-forgotten network of Native American earthworks; a baffling battlefield mystery in Belgium; a mysterious blood-red lake on a remote Greek island; an eerie pink glow emulating from the middle of the Pacific Ocean.

How the earth's atmosphere came to be; the one man to have braved the atmosphere's upper reaches and survived.

Hope's open house is bigger than ever; a mysterious visitor leaves a big impression.

A long-forgotten network of Native American earthworks; a baffling battlefield mystery in Belgium; a mysterious blood-red lake on a remote Greek island; an eerie pink glow emulating from the middle of the Pacific Ocean.

How the earth's atmosphere came to be; the one man to have braved the atmosphere's upper reaches and survived.

Paddy McGuinness explores the secrets of the McColgan's bakery in Strabane, Northern Ireland, to reveal how it makes more than half a million sausage rolls a day.

Eco-innovators introduce Zac and Darin to unique and cost-effective ways to address complex problems and help heal the environment.

Questions about how animals adapt to the worlds built by the planet's most invasive species, humans; a search for loot to steal with macaques in Bali; hunting for easy eats with bears in Lake Tahoe; whale poo help fish populations bounce back.

Paddy McGuinness explores the secrets of the McColgan's bakery in Strabane, Northern Ireland, to reveal how it makes more than half a million sausage rolls a day.

A colony of emperor penguins arrives in Atka Bay, after three months at sea, to raise their chicks through the coming winter.

The second leg of Simon's journey takes him from the fjords of Norway to Iceland, the land of fire and ice.

An international team of volcanologists in Iceland.

Explore the frontiers of technology and science that are changing the way we perceive our place in the universe.

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

Alaskans push their limits amid the warming tundra and melting landscape.

Steve joins forces with shark scientist Mauricio Hoyos to discover where shark mothers give birth and help protect a new generation of these ocean giants in the Eastern Pacific.

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

Alaskans push their limits amid the warming tundra and melting landscape.