BBC

Operations to extract fresh water from the sea are now producing 50% more of this salty effluent than expected.

See an animation showing the concentration and movement of nitrogen dioxide through the atmosphere.

Ministers hail the UK's "world leading" pollution plan, but green groups call it a missed opportunity.

Nobel Prize-winning scientist James Watson has repeated remarks about race and intelligence.

Readers, who pressed for the change, can compost or put the new packaging in their food waste bin.

Claire and Emily run a hub that empowers people to turn their old clothes into new ones.

The former Cambridge professor had received the highest honour in his subject - a Fields Medal.

Spektr-R has stopped receiving commands from Earth, Russian astrophysicists say.

The $3bn refurbishment of the original sat-phone network will help transform air-traffic surveillance.

The facility is set to produce 150 million tomatoes a year, helped by red LED lights and bees.

Zoologists in Belarus are helping the flying mammal to get some sleep during hibernation season.

A Chinese rover and static lander put on the far side of the Moon take pictures of each other.

Attorney general backs new look at whether air pollution was to blame for nine-year-old girl's death.

"I love their facial expressions," says wildlife cameraman Russell Savory.

The BBC's Aaron Heslehurst explains how dynamite became a million dollar idea.

The haul, worth more than $1.3m (£1m), is one of the largest seized in South Africa in recent years.

Mysterious cosmic signals have been picked up. What are they and where do they come from?

UK engineers complete the build of a novel software-defined telecoms satellite called Quantum.

The innovative ICEYE radar spacecraft views the changing shape of the collapsed volcano.

A pet food manufacturer says switching to a dog food made of soldier flies will protect the environment.