BBC News - Science & Environment
UN: Growing threat to food from decline in biodiversity
A UN report says the plants and animals crucial to human food systems are in global decline.
Virgin's Unity plane rockets skyward
Scottish pilot Dave Mackay pushes Virgin Galactic's rocket plane faster and higher than it's ever been.
Great Barrier Reef: One million tonnes of sludge to be dumped
Australia agrees to discard of one million tonnes of waste in world's largest coral reef.
Israel's Beresheet Moon mission gets under way
The privately backed Beresheet robot leaves Earth on a mission to land on the lunar surface in April.
Hayabusa-2: Japan spacecraft touches down on asteroid
The Hayabusa-2 probe descended to the Ryugu asteroid to try to collect a sample from its surface.
Botswana mulls lifting elephant hunting ban
A government report recommends lifting a four-year ban on hunting elephants.
World's biggest bee found alive
A giant bee, thought lost to science decades ago, has been re-discovered on an Indonesian island.
How human food is changing wildlife
Wild animals are increasingly eating our food and scientists are discovering 'hidden effects'.
Teeny T. rex relative discovered in US
A newly discovered relative of T. rex stood just a metre or more tall at the hip, a study suggests.
Climate change: Ban gas grid for new homes 'in six years'
New-build homes should be warmed by heat pumps or networks of hot water, a report says.
How your weekly shop affects the environment
BBC Radio 5 Live's Sam Walker looks at which foods are better for the environment.
'Brexit gap' over wildlife protection is looming
Eighty per cent of Wales' environmental laws are tied to the EU and must be replaced, charities warn.
Neolithic skull found by Thames 'mudlarkers'
A 5,600-year-old skull fragment discovered by Thames amateur archaeologists goes on display.
Climate change: Death of the 'grandfather of climate science'
Wallace Broecker, the scientist who helped popularise the term "global warming", has died at the age 87.
Cultured lab meat may make climate change worse
Growing meat in the laboratory may damage the climate more in the long run, than meat from cattle.
Mystery disease killing beech trees
A mystery disease that is killing beech trees could cause widespread die-offs unless more is done to halt its spread, warn scientists.
Fast fashion: 'Penny on a garment' to drive clothes recycling
Clothing brands and retailers should pay per item to fund a £35m annual recycling scheme, MPs say.
Chinese 'Ivory Queen' Yang Fenglan jailed in Tanzania
The Chinese businesswoman was sentenced to 15 years in prison for operating an ivory-smuggling ring.
Stores accused of 'watering down' bottle deposit scheme
Campaigners say retailers want fees to apply only to smaller containers, rather than all plastic bottles.
AAAS: Machine learning 'causing science crisis'
Techniques used to analyse data are producing misleading and often wrong results, critics say.
Gene-edited animal plan to relieve poverty in Africa
Researchers in Edinburgh develop gene-edited farm animals for poor farmers in Africa.
Call to ban killer robots in wars
Scientists have called for a ban on the development of weapons controlled by AI.
BP: Plastic ban 'could have unintended consequences'
The oil and gas company believes a prohibition on single-use plastic could increase CO2, but is that true?
Space harpoon skewers 'orbital debris'
A British-led mission demonstrates a projectile that could one day be used to clear up space junk.
Climate strike: Schoolchildren protest over climate change
Students in cities around the UK walked out of school to call for action from the government.
Hong Kong seizes $1m worth of rhino horn at airport
Two men carrying at least 24 severed rhino horns have been arrested at Hong Kong airport's customs.
LIGO gravitational waves: Black hole detectors to get upgrade
The UK and US governments announce a £25m project to improve the sensitivity of the LIGO facilities.
Cambridge anglers win fish loss compensation
Anglian Water admits ammonia discharge from a recycling unit killed big bream in the River Cam.
Climate strike: Why are students striking and will it have an impact?
Across the UK, students are set to take part in a climate strike, but will it make a difference?
Search for Shackleton's lost Endurance ship called off
Thick ice and a lost sub bring an end to the search for the famous Antarctic explorer's sunken polar yacht.
Chemicals 'repair damaged neurons in mice'
Some early studies in mice suggest drugs can be developed to halt mental decline, say scientists.
Paying tribute to the nation's forests
Britons are being urged to write a poem, letter or story to celebrate the woodlands of the UK.
Nasa's InSight mission: Mars 'mole' put on planet's surface
The US space agency's InSight mission positions the second of its surface instruments on Mars.
Kings of the jungle on top in photo award
The winning pictures in this year's Wildlife Photographer of the Year People's Choice Award.
Insects decline: What do insects actually do?
Reports show many insect populations are declining. How will that affect us?
Why is this horse dressed like a zebra?
Researchers from the University of Bristol have found a novel way of keeping flies away from horses.
'Super snow moon' lights up the skies
The biggest and brightest supermoon of 2019 was observed around the world.
Space travel edges closer at the Ulster Folk and Transport Museum
It is still the final frontier, but space travel has come a little closer to the public at the Ulster Folk and Transport Museum.
Plastic waste - what Neath pupils think
What do these Neath pupils think of plastic waste after a beach clean-up?
'Hundreds' of badgers illegally killed each year in NI
Badger baiting: 'Hundreds' illegally killed every season in Northern Ireland
'A Britain which no longer exists'
A collection of images spanning 64 years has been described as the "historical Google Earth".
ZSL London Zoo shares animal X-rays
X-ray images reveal the inner workings of a variety of different species at ZSL London Zoo.
Chernobyl: The end of a three-decade experiment
The abandoned Chernobyl exclusion zone could be about to change for the first time since the world's worst nuclear disaster.
Green New Deal : Can this plan pushed by some Democrats really work?
A radical plan to tackle climate change pushed by Alexandria Ocasio-Cortez may now come to the Senate for a vote.
Queen Elizabeth Prize for Engineering: GPS pioneers lauded
Four Americans are celebrated for their roles in developing the sat-nav Global Positioning System.
Old becomes new
Two students take up the challenge of repairing, reusing and recycling clothes for London Fashion Week.
Clothing conscience
How sustainable are your fashion habits? Take our quiz.
Dirty secret
One small town has become a dumping ground for the world's waste and it's causing a stink.
The Franklin rover
The rover Europe sends to Mars in 2020 to look for life will carry the name of an unsung hero of DNA discovery.
'Orange water'
Families in West Virginia say the coal mines have poisoned their water. Now they're fighting back.
Plants with a hidden history
Many of our best loved garden plants are there because they were once recommended to heal the sick.
Underestimated cousins
Evidence is increasingly forcing us to re-visit our assumptions about the Neanderthals.
150 years of the periodic table: Test your knowledge
How much do you know about the iconic symbol of science pinned to every classroom wall?
In six objects
The National Museum of Scotland unveils the final three galleries of its £80m redevelopment.
'The gates of hell'
Ten years ago, the nation had its worst-ever bushfire disaster - and it has left a profound legacy.
Ecosystem linchpin
A warming climate shifts the distribution of the krill species eaten by whales and other predators.