Risk of water shortages for England warns Environment Agency
Enough water to meet the needs of 20 million people is lost through leakage every day, the report says.
Grace mission launches to weigh Earth's water
The joint US-German Grace satellites go into orbit to monitor Earth's most important resource.
Malaria genetics: study shows how disease became deadly
A genetic study reveals the secrets of how malaria evolved to be a killer of humans.
Air pollution plans to tackle wood burners
Critics of the government proposals say they put too much responsibility on local councils.
'Living fossil' giant salamander heading for extinction
The world's largest amphibian is in "catastrophic" decline, with probably only a handful left in the wild.
'Rare' birth of live reindeer twins in Cairngorms
Previously twins born in the herd in the Cairngorms have been stillborn or died shortly after birth.
Ebola outbreak: Experimental vaccinations begin in DR Congo
Some 4,000 vaccines are being used to try to stop an outbreak that has killed at least 26 people.
PM will pay to have 'full association' with EU research
The Prime Minister makes the strongest commitment yet to "fully associate" the UK with the EU's £68bn research programme post-Brexit.
'Permanent' interstellar visitor found
An asteroid from beyond our Solar System has been orbiting near Jupiter for billions of years, scientists say.
China launch will prep for Moon landing
China has launched a relay satellite to prepare for a Moon rover mission planned for later in the year.
Seeds of hope: The gardens springing up in refugee camps
The gardens giving hope and a sense of belonging to Syrian refugees in Iraq.
UK's clean car goal 'not ambitious enough'
An industry expert says petrol and diesel cars should be banned by 2030 or 2035, not 2040.
'Shocking' human impact reported on world's protected areas
One third of the world's protected lands are being degraded by human activities, says a new study.
Madagascar emerges as whale shark hotspot
The endangered whale shark has been hiding in plain sight off Madagascar, say scientists.
Scientists detect oxygen legacy of first stars
The very first stars to shine in the Universe left a tell-tale trace in a far-distant galaxy.
How physics gender gap starts in the classroom
Some progress has been made in encouraging girls to study A-level physics, but not enough, says report.
UK referred to Europe's top court over air pollution
Britain is being taken to the European Court of Justice over persistent breaches of pollution limits.
Fracking planning laws should be relaxed say ministers
Critics say it will be as easy to get the go-ahead to do a test drill as it is for a home conservatory.
Bee crisis: EU court backs near-total neonicotinoids ban
Three insecticides blamed for bee colony collapses will be restricted to greenhouses.
Mysterious rise in emissions of ozone-damaging chemical
Researchers discover an unexplained rise in a compound that is highly destructive to the ozone layer.
1,600 IT workers and engineers denied UK visas
More than 1,600 IT specialists and engineers offered jobs in the UK were denied visas between last December and March, BBC News has learned.
Copy of BepiColombo Mercury mission goes on display
London's Science Museum unveils a replica of the probe Europe will send to the inner-most planet.
Switzerland to vote on pesticide ban 'in 3 years'
Campaigners force a referendum on the future use of synthetic pesticides in Switzerland.
Stephen Hawking thanksgiving service public ballot closes
More than 27,000 people applied for 1,000 public places at the scientist's Westminster Abbey service.
Delay for Bloodhound supersonic car's high-speed trials
Testing of the 1,000mph car is pushed back ahead of next year's attempt on the land speed record.
Dinosaur parenting: How the 'chickens from hell' nested
Dinosaurs may have used a unique nesting strategy to prevent their eggs from being crushed.
MPs criticise government clean energy policies
Two parliamentary committees say ill-thought out policies have driven down clean energy investment.
Hawaiian volcano: What are vog and laze?
Making sense of the Hawaiian volcano with the help of volcanologist Evgenia Ilyinskaya.
This is why those lynx are shrieking
A pair of Canada lynx have been caught on camera "screaming" at each other.
A baby elephant surprised zoo keepers
A baby elephant surprised zoo keepers after being born to a mum whose pregnancy they thought had failed.
Kilauea: What happens when lava meets the sea
BBC correspondent Chris Buckler explains what happens when lava flow meets the sea.
Could illegal mines in Ghana lead to an increase in chocolate prices?
There's a warning that cocoa plantations in Ghana are being turned into illegal gold mines.
The 'day spa' for pregnant sharks
Visit the 'day spa' where pregnant dusky sharks treat themselves to a warm bath
'Memory transplant' achieved in snails
Memories are transferred from one snail to another in a laboratory.
Hawaii's Volcano Kilauea spews out 'ballistic blocks'
But projectile boulders are not the only hazard facing islanders near the erupting Kilauea volcano.
Drivers may be confusing autonomous cars with driver assistance technology, with sometimes fatal consequences.
Pump it down
A high-tech solution being tested in Iceland gets rid of waste carbon dioxide by pumping it 1,000m underground.
Building back up
After last years first test runs, the Bloodhound supersonic car is being rebuilt ready to go faster still.
It is unrealistic to think Ebola will ever be eradicated, but it is now easier to prevent a crisis.
Illustrator and planetary scientist James Tuttle Keane explains the significance of Nasa's new mission.
Sea giants do battle
As demand for natural gas continues to surge, huge extraction vessels are about to go into action.
The eco-friendly hobbyists trying to stem the rising tide of plastic in the seas.
How can you create public transport in the jungle without polluting it? The isolated Achuar peoples of Ecuador have created an ingenious solution.
Scientist Vladimir Uglev has no doubt the agent that poisoned the Skripals was made in Russia.
Stephen Hawking: A life in pictures
The physicist, who battled motor neurone disease for most of his life, has died at the age of 76.
Stephen Hawking dies: Scientist's most memorable quotes
Remembering some of the key theories and quotes of the world renowned physicist, who has died.