BBC

The world's highest mountain poses new hazards after the collapse of a key rocky outcrop.

A key component of the UK's first high-energy proton beam machine is delivered to its new home in Newport.

Measures are announced after water enters a frozen facility guarding the world's key crop seeds.

A Humboldt penguin chick has hatched at a sea life sanctuary for the first time in more than a decade.

Locals say sheep on Agios Efstratios are starving as so much plant life is being devoured by swarms.

Shutting down wind farms when birds pass over is one of the methods being tested to save migrating species.

The vast reserves of methane hydrates under the bottom of the sea could be key to future energy needs.

Zafer Kizilkaya's conservation work saved a whole Turkish community and despite resistance his fish model is being widely adopted. He has just been awarded the 2017 Whitley Gold Award.

Whether or not the US is involved in global talks, the US will also feel the impacts of climate change.

Nasa is seeking the best ideas for experiments to fly on a mission that will land on Jupiter's moon Europa.

The packaging for Pringles and Lucozade Sport is among the most difficult to recycle, a trade body says.

Almost 2,000 plants new to science have been identified in the past year, but many are at risk.

Much of the packaging we put in the recycling bin ends up in landfills, but a design competition backed by Prince Charles is aiming to tackle the issue.

"One boy said: I'm going to kiss it in the mouth," the snake's owner said.

The countries most vulnerable to climate change say the rapid implementation of the accord is key to their survival.

What are the options for tackling antibiotic resistance?

Rare left coiled snail, Jeremy, has been rejected by potential mates and is now stuck in a love triangle.

Scientists suggest smaller plants are better at absorbing air pollution around tall buildings.

Scientists have decoded the genome of a snail involved in the spread of a deadly parasitic disease.

A leaked letter throws doubt on the legal basis for sharing 1.6 million patient records with DeepMind.