Arching over 8,849 metres (29,032ft) into the sky, Everest is the world’s tallest mountain. But will it always be?

From Tasmania to Vietnam, the world is filled with astounding rock formations for intrepid climbers. Here, Australian climber and photographer Simon Carter picks five of the best.

Cable cars have transformed life in the Alps and around the world. This is what it takes to keep them safe.

The deep Earth contains vast mountain ranges with peaks up to four times the height of Everest. But no one knows why.

The destructive force of an avalanche can change a mountainside profoundly. Can we harness this power without compromising human safety?

As climate change threatens butterfly populations, people are working to ensure the Alps remain a haven for rare butterflies.

As the frozen "glue" that helps hold the rock faces of the Alps together begins to thaw, mountaineers face a growing risk of sudden rockfall.

Small hydropower plants have long sustained remote communities in the Alps – but there is a growing debate over their environmental impact.