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Mental health 'first aid' training has no clear medical benefit
A review of the Mental Health First Aid programme, which trains members of the public to support people with conditions like depression, has found no good evidence of it actually improving mental health ⌘ Read more
Smart toilets could leak your medical data, warn security experts
Toilets that collect health data could be hacked to reveal extremely sensitive information and should be regulated as medical devices, say security experts ⌘ Read more
The universe’s evolution seems to be slowing and we don’t know why
The development of cosmic structure – the huge strands of galaxies and caverns of emptiness that make up our universe – seems to be slowing down more than expected. That could mean there is something wrong with our understanding of the universe ⌘ Read more
Red imported fire ants with painful bites have taken hold in Europe
Already a serious invasive species in the US and Australia, red imported fire ant nests have now been found in Sicily, Italy, and they could spread to other parts of Europe ⌘ Read more
Computers that use heat instead of electricity could run efficient AI
Devices in which heat is a necessary part of the computation process rather than a nuisance could lead to more energy-efficient machines ⌘ Read more
Westerners have longer lie-ins at the weekend than people in Asia
Sleep-tracker data from 35 countries shows that people in Western countries tend to have longer lie-ins at the weekend than people in Asia, and they go to bed earlier ⌘ Read more
Can the UK’s new ARIA science agency deliver ‘moonshot’ technologies?**
Originally dreamed up by Dominic Cummings, the UK's Advanced Research and Invention Agency (ARIA) has been tasked with a high-risk, high-reward approach to research funding ⌘ Read more
Risk of mass deaths as heatwaves start to pass survivability threshold
Between 1.5 and 2°C of global warming will lead to heatwaves so extreme that healthy people can't survive outdoors for long, in areas where people aren't used to extreme heat ⌘ Read more
Covid-19 linked to elevated risk of type 1 diabetes in young children
Children between the ages of 4 months and 2 years seem more likely to have antibodies that attack insulin-producing cells, a feature of type 1 diabetes, if they have had covid-19, which may show how viral infections can lead to this type of diabetes ⌘ Read more
Why it's a big deal that India beat Russia in the new race to the moon
The success of the Indian Space Research Organisation mission to the moon places India as a capable up-and-comer in the space industry, and may inspire other nations with relatively new space agencies to follow suit ⌘ Read more
Cave art pigments show how ancient technology changed over 4500 years
The source of ochre minerals used by Stone Age humans in an Ethiopian cave changed over a 4500-year period, although it is unclear why ⌘ Read more
Ancient mini koala may help solve mystery of early marsupial evolution
Fossils from a 25-million-year-old koala that may have weighed just 2.6 kilograms might help us understand how early marsupials diversified ⌘ Read more
Why nature is the ultimate quantum engineer
Historically, researchers believed that quantum properties disappear at the scale of biology, but there is increasing evidence that this isn't the full story, says physicist Clarice Aiello ⌘ Read more
Tonga volcano unleashed underwater flows that reshaped the seafloor
The destruction of telecommunications cables during the eruption of Hunga Tonga-Hunga Haʻapai volcano in 2022 shows that underwater debris currents can travel at 122 kilometres per hour ⌘ Read more
Electrically charged mist could help capture carbon from power plants
The price of carbon capture technology for power plants could be slashed using a design that relies on the reaction between CO2 in flue gas and a fine mist of electrically charged particles ⌘ Read more
Human kidneys have been partially grown in pigs for the first time
Early kidney structures made of mostly human cells have been grown in pig embryos for up to 28 days as part of efforts to grow human organs in other animals for transplants ⌘ Read more
Huge rewilding project will release 2000 white rhinos across Africa
African Parks, a conservation group, has acquired a huge collection of southern white rhinos from a private estate in South Africa and plans to release them into the wild ⌘ Read more
Curiously cool summers in US Midwest linked to crop irrigation
For 75 years, the US Midwest has experienced unexpectedly cool summer temperatures – the “warming hole” could be due in part to intensive agriculture ⌘ Read more
Japan launches moon lander and X-ray space telescope on same rocket
The Smart Lander for Investigating Moon (SLIM) probe and XRISM X-ray space telescope blasted off from the Tanegashima Space Center on 7 September, sharing the same rocket to orbit ⌘ Read more
Asteroid hit by NASA spacecraft is behaving unexpectedly
When NASA crashed its DART spacecraft into the asteroid Dimorphos, the goal was to shorten the space rock's orbit around its parent asteroid. The mission succeeded - but Dimorphos' orbit has continued to shrink and it isn't clear why ⌘ Read more
Terminator model has living skin made from fungus
By fusing fungi and robots, researchers hope to create a sustainable and biodegradable skin capable of sensing a variety of stimuli, as demonstrated by a model of the Terminator ⌘ Read more
Never-before-seen space explosion is incredibly bright but fades fast
An explosion that was billions of times brighter than the sun but faded within a month may have occurred when a rare medium-sized black hole ate a star ⌘ Read more
Quantum batteries that charge wirelessly might never lose efficiency
Today’s batteries lose efficiency – or “age” – through use, but theoretical quantum batteries might be immune to the problem if they are charged wirelessly ⌘ Read more
Pumps that beat like the heart could increase energy efficiency
Emulating the pulsating action of the human heart could increase the efficiency of everything from oil pipelines to central heating systems ⌘ Read more
New type of brain cell discovered that acts like hybrid of two others
A type of brain cell that behaves like a hybrid of neurons and glia has been spotted, and it could explain how some neurodegenerative conditions, such as Parkinson’s, develop ⌘ Read more
Earth has just seen its hottest three-month spell on record
The global average temperature for June, July and August was 16.77°C (62.19°F), beating the previous record set in 2019 by almost three-tenths of a degree ⌘ Read more
A brief history of the standard model, our theory of almost everything
Our amazing picture of the particles and forces that make reality took decades of invention and experiment to piece together ⌘ Read more
A million years of marijuana: How cannabis became our favourite weed
Cannabis was one of the first crops that humans cultivated about 12,000 years ago. But medicinal and psychoactive uses are much more recent ⌘ Read more
Gannets prefer to roll either right or left when they dive
Northern gannets show a consistent preference for one side or the other when diving to catch fish, with a roughly equal split between lefties and righties ⌘ Read more
Mysterious ancient stones were deliberately made into spheres
Stone balls found at a site used by early humans about 1.4 million years ago didn’t become round after being used as hammers, but were intentionally knapped into spheres ⌘ Read more
Our ultra-mobile arm joints may have evolved for climbing down trees
Compared with monkeys, great apes have greater range of motion in their shoulders and elbows, which may help heavier primates climb down safely ⌘ Read more
GPT-4 wins chatbot lawyer contest – but is still not as good as humans
Several AI chatbots were tested to see how well they could perform legal reasoning and tasks used by human lawyers in everyday practice – GPT-4 performed the best, but still wasn’t great ⌘ Read more
Spotted salamander eggs hatch more easily if nibbled by predators
Removing some of the thick jelly layers surrounding spotted salamander eggs may help the embryos inside access more oxygen in the water ⌘ Read more
Weird ways that animals experience the world differently to us
Many animals sense their surroundings in ways that are hard to imagine. Christie Taylor spoke to journalist Ed Yong about these different perspectives ⌘ Read more
The ultimate guide to hydration and what you really should be drinking
Plain water, coffee or milk? Sports or energy drinks? Our ideas about what we ought to be drinking, and how much, are confounded by half-truths. Here's what the science says ⌘ Read more
Terracotta Army shoes reveal secrets of ancient Chinese footwear
An analysis of the sculpted shoes on the statues in China’s Terracotta Army, which dates back about 2200 years, suggests that their real-life soldier equivalents had surprisingly flexible footwear ⌘ Read more
Why haven't we got useful quantum computers yet?**
Four years after Google first demonstrated the supremacy of quantum computers over ordinary ones, why aren't these exotic machines being used for practical problems? ⌘ Read more
India's moon craft enter sleep mode and await freezing lunar night
The Chandrayaan-3 mission is officially complete, with both the rover and lander powering down for the lunar night, but the solar-powered hardware is expected to reawaken at sunrise ⌘ Read more
Invasive species are now a major threat to wildlife, farms and people
The proliferation of alien species costs the global economy more than $420 billion a year, and the problem is only growing ⌘ Read more
Killing of rare Italian bear raises fears for future of its subspecies
The shooting of Amarena, one of around 60 remaining Marsican brown bears in central Italy, raises doubts about whether large carnivores can coexist peacefully with humans ⌘ Read more
Ancient armoured animal leads to rethink of reptile evolutionary tree
Fossilised remains of a 250-million-year-old animal are leading to a new understanding of how reptiles evolved in the wake of Earth’s largest mass extinction ⌘ Read more
Engineers are building the first bridge over a moving rock glacier
In Denali National Park, Alaska, a major road has been rapidly slipping down a mountain as the permafrost melts. Now, a huge project to build a bridge over the Pretty Rocks landslide has begun ⌘ Read more
South American bat species spotted for first time in over 100 years
The strange big-eared brown bat was discovered in Brazil's Atlantic Forest in 1916 and then apparently vanished - but it has now reappeared in a Brazilian grassland ⌘ Read more
Animal motion-capture studio tracks bird flocks and insect swarms
A barn rigged with dozens of cameras and sensors could help scientists better understand the group dynamics and flight patterns of flocks of birds and swarms of insects ⌘ Read more
AI generates video game levels and characters from text prompts
A generative AI model based on small datasets was able to create maps and 2D character models for video games on demand ⌘ Read more
People with eczema may have high levels of some bacteria on their skin
People with eczema may have higher levels of certain bacteria on their skin than people without the condition, with these microbes potentially offering a new target for treatments ⌘ Read more
Have interstellar meteor fragments really been found in the ocean?**
Astrophysicist Avi Loeb and his team claim to be the first to have found fragments from an interstellar meteor, but other scientists are extremely sceptical ⌘ Read more
Vitamin C and E supplements may make lung cancers grow faster
Supplementing with antioxidants such as vitamins C and E could increase the formation of blood vessels within lung cancer tumours, helping them to grow bigger and spread, according to a study in mice ⌘ Read more
'Scent of eternity' worn by ancient Egyptian mummy has been revealed
A balm used in the mummification of an ancient Egyptian who died 3500 years ago contains ingredients hinting at long-distance trade ⌘ Read more
Iconic supernova captured by the James Webb Space Telescope
The supernova 1987A lies around 168,000 light years from Earth, and is the closest stellar explosion we have seen in hundreds of years. Now, the James Webb Space Telescope is revealing new details ⌘ Read more
AI recap: The rise of the prompt engineer and biased driverless cars
Our round-up of the most interesting artificial intelligence news in August includes a job created by AI, the problem of racial bias in driverless cars and how robots are better at 'are you a robot?' tests than humans ⌘ Read more
Running shoes with higher heels could increase your risk of leg injury
Running shoes with an elevated heel may change the speed at which the feet hit the ground, raising the risk of injuries in the lower legs, according to a small study ⌘ Read more
Super-heavy oxygen hints at problem with the laws of physics
An unprecedentedly heavy version of oxygen is significantly less stable than expected, which suggests a problem our understanding of the nuclear strong force ⌘ Read more
AI beats champion human pilots in head-to-head drone races
The Swift AI has beaten expert drone racers in high-speed races using an on-board computer that fuses artificial intelligence and classical algorithms – a method that could speed up delivery drones ⌘ Read more
Earthquake sensors are tracking bombing attacks in Ukraine
Seismometers normally used to detect earthquakes are being used to identify the time and location of explosions during the ongoing Russian invasion of Ukraine ⌘ Read more
Your skin microbiome may affect how attractive you are to mosquitoes
Mosquitoes can be drawn to your skin microbiome, suggesting that one day a spray that alters your bacteria could help ward off bites ⌘ Read more
Just 12 per cent of people eat half of the beef consumed in the US
A small proportion of people in the US are responsible for eating 50 per cent of the beef consumed in the country, which is a major contributor to greenhouse gas emissions ⌘ Read more
AI shows no sign of consciousness yet, but we know what to look for
The latest generations of artificial intelligence models show little to no trace of 14 signs of self-awareness predicted by prominent theories of human consciousness ⌘ Read more
Drinking alcohol doesn't give people 'beer goggles' after all
Drinking alcohol does not give people "beer goggles" that make others seem more attractive, but it may give them the confidence to approach those they already found attractive ⌘ Read more
The 10 best science and technology podcasts right now
What science and technology podcasts should you be listening to? Here are some of our favourites ⌘ Read more
Is an enormous shield the worst way to protect Earth from asteroids?**
There are several reasonable ways to protect Earth from any potential asteroid threats, but in this episode of Dead Planets Society, reason loses out to the idea of a huge orbiting shield ⌘ Read more
How the JUICE mission will look for habitability on Jupiter's moons
ESA’s JUICE mission will help us better understand whether Jupiter’s icy moons are habitable. But we need to be open to their unexpected secrets, says principal investigator Michele Dougherty ⌘ Read more
India's Chandrayaan-3 moon rover swerves to avoid crater
The six-wheeled Pragyan rover had to change course to avoid a 4-metre-wide crater on the surface of the moon, as the Vikram lander has returned temperature readings from the lunar surface ⌘ Read more
Massive crater found on distant world far beyond Neptune
An object in the Kuiper belt named 2002 MS4 has a depression 45 kilometres deep and 320 kilometres across, unlike anything seen before on such a small world ⌘ Read more
Why is it so difficult to make an effective vaccine against dengue?**
The dengue virus has four subtypes, which each circulate at different levels in different countries, regularly fluctuating in prevalence. Developing a vaccine that effectively targets all of these subtypes has been notoriously challenging ⌘ Read more
Ancient humans may have worn shoes more than 100,000 years ago
Three archaeological sites in South Africa feature impressions that might have been made by ancient footwear, but pinpointing when humans first wore shoes is challenging ⌘ Read more
Physicists create bizarre quantum Alice rings for the first time
Researchers manipulated thousands of extremely cold atoms to make a ring-like defect that can change the properties of quantum objects that pass through it ⌘ Read more
Nearly every kakapo's genome has been sequenced to help save them
Genomic information for almost all of the 250 kakapos in New Zealand will help determine how best to move birds around to increase genetic diversity ⌘ Read more
Your height may influence the diversity of your gut microbiome
Taller people may have longer gastrointestinal tracts that can house a broader array of microorganisms and could protect them against infections from bacteria such as Clostridium difficile ⌘ Read more
Maxwell's demon imagined by physicists really exists inside our cells
Proteins in the cell membranes of most organisms act like the hypothetical “demon” imagined by James Clerk Maxwell in 1867, which was thought to break the laws of physics ⌘ Read more
JWST may have seen black holes suppressing the creation of new stars
The supermassive black holes at the centre of many galaxies were suspected to quench the formation of new stars – now the James Webb Space Telescope has spotted evidence of this ⌘ Read more
Appetite for mind-altering substances is booming among US adults
Rates of cannabis and psychedelic use among adults in the US reached record highs in 2022, part of a decade-long upswing in the use of mind-altering drugs ⌘ Read more
Invasive blue crabs are poised to devastate the global clam supply
The predatory Atlantic blue crab has invaded Italian waters and is killing off young clams, which could undermine the global supply for years to come ⌘ Read more
Virus ‘nanobots’ can make harmful bacteria in food and drink glow
It can be time consuming to test food and drink for potentially harmful bacteria, but viruses that naturally attack the bacteria can be gene edited to speed up the process ⌘ Read more
India’s Chandrayaan-3 mission starts exploring the moon’s south pole
After the Chandrayaan-3 mission’s historic landing on the moon, the Indian Space Research Organisation’s rover has begun researching the composition of the surface and investigating water ice near the lunar south pole ⌘ Read more
Our genes shape our education level more than our upbringing
Previous studies have overestimated the impact of early environment on how long people stay in education by neglecting key factors, according to a new analysis ⌘ Read more
What is an 'AI prompt engineer' and does every company need one?**
Some companies are hiring specialists to help them get the best out of generative AI – but if the tech gets better at understanding what users want, such skills may not be needed ⌘ Read more
10 of the best science and technology podcasts
What science and technology podcasts should you listen to? Here's a guide to some of the best ⌘ Read more
Women and men throw spears equally well using ancient atlatl tool
Men typically throw objects with a greater velocity than women can – but with a spear-launching tool called an atlatl, men and women’s throwing velocity is indistinguishable ⌘ Read more
Emperor penguin colonies lost all their chicks due to ice breakup
Four out of five emperor penguin colonies in the Bellingshausen Sea area suffered a total breeding failure in 2022 as a result of the record shrinking of sea ice ⌘ Read more
ChatGPT gets better marks than students in some university courses
ChatGPT's responses to questions that were put to university students were as good as or better than the human answers in nine out of the 32 subjects tested ⌘ Read more
Extremely rare black penguin spotted in Antarctica
For just the second time, biologists have spotted a gentoo penguin with melanism, a genetic condition that results in unusually dark feathers ⌘ Read more
The gravitational waves that could shed light on the cosmic dark age
Some astrophysicists have said that the discovery of the gravitational wave background could shake the foundations of physics – why is it so momentous? ⌘ Read more
Bees may be able to tell if water contains sugar just by looking at it
If bees can spot sugary rewards at a distance, it may mean that we need to re-evaluate experiments that assess their intelligence ⌘ Read more
Lockdowns and face masks really did help to control covid-19
Non-vaccine measures such as social distancing and wearing face masks have been "unequivocally effective" at preventing the spread of the SARS-CoV-2 coronavirus, according to a major report by the UK's Royal Society ⌘ Read more
Cougars are changing the way they hunt so bears don’t steal their food
With more bears and wolves in Yellowstone National Park, cougars there appear to be shifting their hunting strategy to find and protect their kills ⌘ Read more
AI can spot early signs of a tsunami from atmospheric shock waves
Tsunamis trigger atmospheric disturbances that are picked up by GPS satellites – and an AI-powered monitoring system that detects the signals could alert us before the tsunami reaches coastal areas ⌘ Read more
Nowhere to hide: Data harvesters came for your privacy – and found it
The way your data is stored and shared is changing and your online activity can be used to categorise you in ways that drastically alter your life. There are ways to take back control ⌘ Read more
The human Y chromosome has been fully sequenced for the first time
The Y chromosome, which normally confers male characteristics, features large amounts of repetitive DNA, which meant it was difficult to compile a complete sequence until now ⌘ Read more
The tropics could get so hot that all leaves on rainforest trees die
Satellite sensing reveals tropical forests are much closer to a major tipping point than previously thought, but are only likely to pass it in worst-case warming scenarios ⌘ Read more
Analogue chips can slash the energy used to run AI models
AI research uses vast amounts of energy, but new research shows that analogue devices can run models far more efficiently due to their unusual ability to carry out data storage and processing in the same place ⌘ Read more
Chandrayaan-3 livestream: Watch India’s attempted moon landing
ISRO, India’s national space agency, is attempting a historic soft landing of the Chandrayaan-3 mission near the moon's water-rich south pole, only days after Russia’s Luna 25 crashed on the lunar surface ⌘ Read more
Cells from discarded placentas may help to treat heart attacks
After noticing that some heart problems resolve during pregnancy, researchers have shown cells in the placenta can turn into functioning heart cells in the lab ⌘ Read more
A map of every possible molecule could be possible with AI
A map of all chemicals that places compounds next to each other that have similar properties could speed up the process of discovery for everything from drugs to materials ⌘ Read more
The best TV shows of 2023 so far – science fiction and documentaries
Our TV columnist Bethan Ackerley talks about her favourite series of the year so far and the upcoming releases that she's most looking forward to ⌘ Read more
Covid-19 antibodies may give us partial immunity to SARS and MERS
Antibodies from people who have had covid-19 or been vaccinated against it may give them partial protection against most other pathogens in the coronavirus family ⌘ Read more
Unravelling the secrets of the vagus nerve will revolutionise medicine
Vagus nerve stimulation is used to treat conditions ranging from inflammation to migraine. Mapping the nerve's complex structure of more than 160,000 fibres could usher in a new era of precision treatments ⌘ Read more
Recycled coffee grounds can be used to make stronger concrete
Using spent coffee grounds to replace some of the sand in concrete makes the material stronger and could reduce greenhouse gas emissions from coffee grounds in landfill ⌘ Read more
Turtles keep a record of nuclear activity in their shells
Tortoises and turtles accumulate uranium isotopes in their shells, which could provide a reliable record of historical nuclear activity ⌘ Read more
The best science fiction movies about dinosaurs, by a palaeontologist
From Walking with Dinosaurs to King Kong, palaeontologist David Hone chooses his favourite science fiction films about dinosaurs – and reveals which Jurassic Park made the cut ⌘ Read more