BBC News - Science & Environment
Ants show 'lazy' approach may be best for digging
A new study on ants and robots has shown that having more workers is not necessarily better when working in confined spaces.
Plastic pollution: 'Stop flushing contact lenses down the loo'
Flushing daily disposable lenses down the toilet is increasing the threat from plastics, say experts.
When flying to Mars is your day job
Living on Mars time, landing nightmares and sometimes spreadsheets... a day in the life of a Nasa engineer.
Public 'back' taxes to tackle single-use plastic waste
Ministers say they are looking at measures after thousands support action to reduce single-use items.
Earliest galaxies found 'on our cosmic doorstep'
Some of the earliest galaxies to form in the Universe are sitting on our cosmic doorstep, a study says.
Ancient Egyptian mummification 'recipe' revealed
Forensic examination of a mummy shows the original ancient Egyptian embalming recipe, scientists say.
Wheat gene map to help 'feed the world'
Researchers are set to develop higher yield wheat varieties requiring less water after making a gene map.
New pesticides 'may have risks for bees'
Attempts to find a new generation of pesticides to replace neonicotinoids have been dealt a potential blow.
Being human: Big toe clung on longest to primate origins
Our big toe was one of the last parts of the foot to become human-like, as our early ancestors evolved to walk on two legs.
Palm oil: A new threat to Africa's monkeys and apes?
Large-scale expansion of palm oil in Africa will very likely risk the lives of primates, a study finds.
How the humble cabbage can stop cancers
Researchers reveal how chemicals in some vegetables can prevent bowel cancer.
Mystery Russian satellite's behaviour raises alarm in US
Official says "there is no way to verify" what object is and whether or not it may pose a danger.
Next few years 'may be exceptionally warm'
The next few years could be "anomalously warm", according to a new study.
Footage suggests basking sharks use Scottish seas for courtship
Scientists collected footage showing basking sharks being "sociable" with each other off the coast of Mull.
Tax haven link to rainforest destruction and illegal fishing
Deforestation of the Amazon and illegal fishing have both been linked to tax havens according to a new study.
Winged reptiles thrived before dinosaurs
A newly discovered species of pterosaur that lived about 210 million years ago has been found in the Utah desert.
Jakarta, the fastest-sinking city in the world
With frequent floods, sinking markets and engulfed homes, by 2050 parts of Jakarta will be underwater.
Parker Solar Probe: Nasa launches mission to 'touch the Sun'
The US space agency launches a probe that aims to travel closer to the Sun than ever before.
The Meg: the myth, the legend (the science)
What to we really know about the giant prehistoric shark reincarnated by Hollywood?
Killer whale mother finally lets dead newborn calf go, after 17 days
After 17 days, the orca at last stops carrying her newborn and begins chasing salmon off Canada.
Hippo bite kills Taiwan tourist in Kenya
The animal turned on the Taiwanese man after he got too close with his camera at Lake Naivasha.
Weedkiller glyphosate 'doesn't cause cancer' - Bayer
The new owner of the Monsanto group insists glyphosate use is safe despite a cancer payout.
Rise in wolf attacks alarms Dutch sheep farmers
After one wolf killed 26 sheep Dutch farmers worry about installing costly electric fencing.
What's the truth about spiders in our homes?
Animal expert Dr Tim Cockerill talks us through the truth about spiders.
Hot weather reveals hidden history to archaeologists
The UK heatwave has been good for aerial archaeologists spotting hidden treasures in the dry fields.
Study suggests drastic decline in mountain hares
Conservation groups have called for an end to the "indiscriminate and ruthless" mountain hare culls.
Rare Chinese tree's flowers attract visitors to Roath Park
The Chinese tree has flowered for the first time since it was planted in Cardiff more than 100 years ago.
Going plastic-free with kids
Reducing your dependence on plastics can be daunting, especially if you've got a young family.
The farmers using sewage to make saris
As groundwater supplies dwindle in rural India, farmers turn to wastewater to grow crops like mulberry, which is used to make silk.
Star Trek saga casts new Spock actor Ethan Peck
How will Ethan Peck compare to Leonard Nimoy and other actors who've played the pointy-eared science officer?
How Greenland scorched its underside
The world's largest island ran over Iceland's volcanic hotspot and has the rocky scar to prove it.
Meet the nuns helping save a sacred species from extinction
The axolotl - a salamander unique to Mexico - has almost been wiped out by pollution and over-fishing.
Floating farm
An offshore dairy farm aims to help Rotterdam produce its own food more sustainably.
It'll be toasty
When the Bloodhound supersonic car attempts to break the land speed record, managing heat around the vehicle is going to be important.
Big pong
Temperatures hit the 30s and there were no proper drains, bringing flies, disease and panic.
Rush to dam
Developing economies around the world are investing in hydropower.
Heathrow high
It's Europe's busiest airport but why is Heathrow also a magnet for hot weather?
Crop-spraying drones
Drones are now delivering pesticides, fertilisers and crop monitoring to farms around the world.
In pictures
Parts of eastern Australia are suffering their worst drought in memory, as these aerial images show.
Lovell lights
How the giant Lovell radio telescope at Jodrell Bank is transformed into a 3,200 tonne art installation.
Having all the fin
Research suggests new kinds of shark could migrate to UK waters as the oceans warm.
Turn the clock back
Travelling in time might sound like fantasy, but some physicists think it might really be possible.
Charcoal grilling
A growing taste for al fresco dining is driving record charcoal sales in the UK but is it also fuelling global deforestation and climate change?
Curious camera
A new exhibition reappraises the work of Harry Burton, who photographed the decade-long Tutankhamun excavation.
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.