BBC

Two sailors recall their encounter with a vast sea of floating volcanic rocks in the Pacific Ocean.

That annoying buzz we all recognise from summer evenings is actually a love song for a mosquito.

President Donald Trump reportedly suggested bombing hurricanes before they made landfall.

In the coming decade, billions could face a critical shortage of water. Here's what we can do about it.

An estimated 100 million sharks are killed every year, many for shark fin soup.

The plastic waste collected from one beach is "the tip of the iceberg", the artist says.

Fires in the Amazon rainforest have prompted concern around the world.

President Jair Bolsonaro orders soldiers to be sent to the region, after pressure from EU leaders.

The space agency is reportedly looking into an allegation against astronaut Anne McClain.

Sharks and rays pushed towards extinction by the shark fin trade are hot on the agenda at key wildlife talks.

How should you travel to reduce your carbon footprint?

Nasa astronauts have been sampling the spacecraft experience at the Johnson Space Centre in Texas.

Nancy Drew the tortoise has become famous around Tewkesbury, with people loving to stop and say hello.

It is hoped the unprecedented procedure will prevent the extinction of the northern white rhino.

Members of Brazil's Mura tribe vow to defend their land, as wildfires rage in the Amazon rainforest.

Thousands of fires are ravaging the Amazon rainforest in Brazil. How bad are they?

New technology has been developed to detect how happy the animals are.

Numbers of the world's tallest mammal have fallen in Africa by 40% in the past three decades.

Research during Ireland's abortion referendum highlights risks for social networks.

The WWF said it was "very unlikely" that pollution reduction targets would be met without new laws.