# I am the Watcher. I am your guide through this vast new twtiverse.
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# twt range = 1 8122
# self = https://watcher.sour.is?uri=https://feeds.twtxt.net/New_scientist/twtxt.txt&offset=8122
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US bridges are at risk of catastrophic ship collisions every few years
After a container ship struck and destroyed the Francis Scott Key Bridge in Baltimore, Maryland, researchers began calculating the risks of similar catastrophic incidents for other US bridges – and they’re surprisingly high ⌘ Read more
Cave spiders use their webs in a way that hasn't been seen before
Cave-dwelling orb spiders have adapted their webs so they act as tripwires for prey that crawl on the walls of the caves ⌘ Read more
A revolutionary new understanding of autism in girls
By studying the brains of autistic girls, we now know the condition presents differently in them than in boys, suggesting that huge numbers of women have gone undiagnosed ⌘ Read more
Unusually tiny hominin deepens mystery of our Paranthropus cousin
Paranthropus was an ape-like hominin that survived alongside early humans for more than a million years. A fossilised leg belonging to a strikingly small member of the group raises questions about how it did so ⌘ Read more
Dramatic cuts in China’s air pollution drove surge in global warming
The rate at which the planet is warming has sped up since 2010, and now researchers say that China's efforts to clean up air pollution are inadvertently responsible for the majority of this extra warming ⌘ Read more
Does aspirin have potential as an anti-cancer drug?**
Taking aspirin was first linked to a lower risk of colorectal cancer in 1988, but the research into its anti-tumour potential has been full of twists and turns since then ⌘ Read more
Are Trump's cuts to science the end of the endless frontier?**
Since the second world war, US economic prosperity and major technological developments have hinged upon the government’s commitment to funding scientific research. The Trump administration is ending that ⌘ Read more
Measles is spreading across the US – here is what you need to know
The US has confirmed more than 480 measles cases across 19 states, the highest total since an outbreak in 2019 sickened more than 1200 people ⌘ Read more
Asteroid 2024 YR4 could still hit the moon, JWST observations reveal
Astronomers have used the James Webb Space Telescope to observe asteroid 2024 YR4, which earlier this year seemed to be at risk of hitting Earth in 2032. Earth is now safe, but astronomers are cheering on a possible collision with the moon ⌘ Read more
Could a new kind of carbon budget ensure top emitters pay their dues?**
Some researchers propose that countries should start to rack up a carbon debt once they exceed their carbon budget, obliging them to do more to draw down carbon dioxide, but the idea is unlikely to form part of international climate agreements ⌘ Read more
Distracted by your phone? Putting it out of reach may not help
When researchers asked people to work on a computer with their phones 1.5 metres away, the amount of time they spent on their phone went down – but they just scrolled social media on their laptop instead ⌘ Read more
Little red dots seen by JWST might be a kind of black hole 'star'
Red specks in the early universe are puzzling astronomers, but a proposed explanation suggests they are the progenitors of supermassive black holes ⌘ Read more
Flourishing microalgae could offset emissions as the planet heats up
Photosynthesising microbes in soil may increase their activity as temperatures rise, offsetting some of the carbon emissions expected to be released from peatland and permafrost ⌘ Read more
What is vibe coding, should you be doing it, and does it matter?**
The rise of large language models like ChatGPT that can churn out computer code has led to a new term - vibe coding - for people who create software by asking AI to do it for them ⌘ Read more
Ancient wasp may have used its rear end to trap flies
Bizarre parasitic wasps preserved in amber about 99 million years ago had trap-like abdomens that they may have used to immobilise other insects ⌘ Read more
Pregnancy’s lasting effects on different parts of the body revealed
An "unprecedented view" of how the body changes during and after pregnancy has revealed many long-lasting impacts on the liver, kidneys and more ⌘ Read more
The Ozempic era is only just beginning
In the past year, treatments such as Wegovy, Mounjaro and Zepbound have become household names. But there are many questions left to answer, not least what the future holds for weight-loss medications and society at large ⌘ Read more
Why do giraffes have spots? Not for the reason you might think
The size and shape of a giraffe’s spots seem to influence how well the animals survive when temperatures get hotter or colder than normal ⌘ Read more
An early hint of cosmic dawn has been seen in a distant galaxy
A galaxy inside a bubble may be evidence that the universe was starting to become transparent 330 million years after the big bang ⌘ Read more
Mathematician wins 2025 Abel prize for tools to solve tricky equations
Masaki Kashiwara has won the 2025 Abel prize, seen by some as the Nobel of mathematics, for his contributions to algebraic analysis and representation theory ⌘ Read more
What do GLP-1 drugs really tell us about the brain's reward system?**
Anecdotal reports suggest drugs like Ozempic may curb not just appetite but also impulsive or addictive behaviour, hinting at links between metabolic health and our brains ⌘ Read more
We may have found the edge of quantum theory – what’s beyond it?**
Researchers have identified the border between quantum physics and some as-yet-unknown post-quantum realm by mathematically analysing all possible measurements of simple quantum systems ⌘ Read more
Wood made transparent using rice and egg whites could replace windows
Transparent wood, made by stripping organic polymers and replacing them with a mixture of egg whites and rice extract, could be used as windows and smartphone screens ⌘ Read more
Sharks aren’t silent after all
A species of houndshark called Mustelus lenticulatus makes sharp clicking noises when handled. Until now, sharks as a group were thought to be universally quiet ⌘ Read more
Fake pills ease PMS symptoms even when you know they're placebos
Women with premenstrual syndrome reported big improvements in their symptoms after taking placebo pills, despite knowing they did not contain any active ingredients ⌘ Read more
Foie gras made without force-feeding thanks to molecular mimicry
Scientists have replicated the luxurious mouthfeel of foie gras using the liver and fat of ducks reared and slaughtered normally, avoiding the controversial techniques involved in traditional production ⌘ Read more
Ex-UK cyber chief says asking Apple to break encryption was 'naive'
Ciaran Martin, the former head of cyber security at GCHQ, says the UK government was "naive" to expect a request for Apple to weaken its encryption services to remain secret. He thinks governments must come to terms with the fact that uncrackable encryption is here to stay. ⌘ Read more
Smartphones may be beneficial to children – if they avoid social media
In the ongoing debate over the benefits and harms of smartphone use in children, initial data from a US survey suggests the devices can actually improve well-being and social connections, but social media use may be more harmful ⌘ Read more
Floating wood could help us refreeze the Arctic seas
Floating platforms of wood could draw up seawater and help it to freeze, seeding the formation of new sea ice ⌘ Read more
Even moderate CO2 emissions could lead to 7°C of warming by 2200
There's a small chance of very high warming even with moderate future emissions, according to a computer model exploring what could happen in the next thousand years ⌘ Read more
How a surprising twist on rewilding could help settle our carbon debt
We’ve pumped huge amounts of carbon dioxide into the atmosphere that needs to be paid back. Large animals like wolves, bison and whales may already be tackling the problem ⌘ Read more
Water can turn into a superacid that makes diamonds
Simulations suggest that water can become a superacid under extremely high heat and pressure conditions. This may also explain how planets like Uranus and Neptune get diamond rain ⌘ Read more
Greenland has gained over 1600 km of new coastline as glaciers retreat
Melting ice is revealing new coastal zones in the Arctic, but while this new landscape might fuel speculation about natural resources, it is vulnerable to rockfalls and landslides that can cause dangerous tsunamis ⌘ Read more
Why it would be utter madness to stop funding mRNA vaccine technology
It's not a just a revolutionary and safe vaccine technology – mRNA could help make the best and most expensive drugs in the world affordable for everyone ⌘ Read more
NASA has made the first radio telescope observations on the moon
The Odysseus spacecraft made a rough landing on the moon last year, toppling over and rendering much of its equipment unusable, but an onboard NASA radio telescope called ROLSES-1  was able to make some observations ⌘ Read more
Classrooms decorated like woodlands seem to slow myopia progression
Spending a lot of time outdoors may be the best way to prevent myopia, or delay its progression, but this isn't always practical. Now, research suggests that bringing the outside in may be a valid workaround ⌘ Read more
German company set for first commercial rocket launch from Europe
Isar Aerospace is preparing to launch its Spectrum rocket from a base in Norway, which would make it the first orbital launch from continental Europe outside Russia ⌘ Read more
A radical new idea for how our ancestors invented stone tools
Stone tools are considered the first form of technology devised by ancient humans – but they might not have been invented from scratch ⌘ Read more
Why you should slow down your brain’s ageing – and how to do it
Many of us have a brain that is older than our years. But there are plenty of things you can do to counteract this, says neuroscience columnist Helen Thomson ⌘ Read more
Monkeys choose babysitters based on who has more parenting experience
Young female black-and-white snub-nosed monkeys often want to hold other females’ infants, but mothers are much more permissive of experienced caregivers ⌘ Read more
Nuclear fusion fuel could be made greener with new chemical process
Lithium-6 is a crucial material for nuclear fusion reactors, but isolating it is challenging – now researchers have found a way to do this without using toxic mercury ⌘ Read more
Two-fingered dinosaur used its enormous claws to eat leaves
A dinosaur fossil discovered in Mongolia boasts the largest ever complete claw, but the herbivorous species only used it to grasp vegetation ⌘ Read more
AI can forecast the weather in seconds without needing supercomputers
While earlier weather-forecasting AIs have replaced some tasks done by traditional models, new research uses machine learning to replace the entire process, making it much faster ⌘ Read more
We’re finally learning how perimenopause profoundly changes the brain
The hormonal upheaval in the run-up to menopause can cause cognitive difficulties. But researchers are also finding that this can be a critical window for protecting long-term brain health ⌘ Read more
Scientists push back against US attacks on science at physics summit
At the largest gathering of physicists in the world, the American Physical Society says it won’t back down in the face of executive orders to limit diversity programmes ⌘ Read more
New Scientist recommends Weather Girl, an electrifying one-woman show
Weather Girl, a play in London's Soho Theatre about a weather forecaster who finally snaps as the climate apocalypse looms, is frantic and funny ⌘ Read more
Tattoos are being linked to some cancers. Are they really a risk?**
Having a tattoo has been linked to a higher risk of conditions like lymphoma and skin cancer, but the situation isn't clear-cut ⌘ Read more
Dark energy isn't what we thought – and that may transform the cosmos
Our current best theories of the universe suggest that dark energy is making it expand faster and faster, but new observations from the Dark Energy Spectroscopic Instrument suggest this mysterious force is actually growing weaker ⌘ Read more
Popular TikTok videos about ADHD are full of misinformation
The top 100 videos about ADHD on TikTok feature many claims that psychologists consider inaccurate, but students often identify misleading videos as helpful ⌘ Read more
Microsoft’s quantum computer hit with criticism at key physics meeting
After weeks of criticism, Microsoft promised to show new data about its Majorana 1 quantum computer at the biggest meeting of the world's physicists. Researchers in the room tell New Scientist they were not impressed with what they saw. ⌘ Read more
Microdosing LSD is not an effective ADHD treatment
The first randomised controlled trial of microdosing LSD as a treatment for ADHD found the psychedelic drug wasn’t any more effective than a placebo in alleviating symptoms ⌘ Read more
Euclid space telescope captures 26 million galaxies in first data drop
The European Space Agency has released the first batch of large-scale images from the Euclid space telescope, which astronomers have already used to find hundreds of strong gravitational lenses ⌘ Read more
The world's climate is in uncharted territory, warns major report
A World Meteorological Organization report details a long list of grim records for everything from CO2 levels and temperature to sea ice loss and sea level rise ⌘ Read more
Weird meteorite may be relic of lost planet that no longer exists
A meteorite discovered in north-west Africa in 2023 didn’t come from a large asteroid or any of the known planets of the solar system – but it might have formed on a planet that was destroyed long ago ⌘ Read more
Ultra-fast chargers can refill electric car batteries in minutes
Speedy new chargers from Chinese automaker BYD take just 5 minutes to restore 400 kilometres of an electric car’s range ⌘ Read more
Best ever map of early universe is double-edged sword for cosmologists
The finest ever map of the cosmic microwave background - the faint evidence of the universe's early form - has yielded precise confirmation of the age of the cosmos and its rate of expansion. But for some scientists, the findings offer a frustrating lack of clues to major cosmological mysteries ⌘ Read more
Psychology is revealing how to have a better relationship with money
Money is a deeply emotive subject, our attitudes to it vary wildly and we are reluctant to bring it up in conversation. Could new research help us to be less weird about it? ⌘ Read more
Dust devils on Mars produce lightning-like zaps of electricity
NASA’s Perseverance rover recorded unusual sounds as a Martian dust devil passed directly over the robotic vehicle in 2021, and we now know they came from electrical activity in the storm ⌘ Read more
Have we vastly underestimated the total number of people on Earth?**
A new way of estimating rural populations has found that we may be undercounting people who live in these areas, potentially inflating the global population beyond the official count of 8.2 billion - but not everyone agrees ⌘ Read more
Most quakes on Mars happen during the summer – and we don’t know why
NASA’s InSight lander recorded surprisingly large quakes that indicate Mars is more seismically active than we first thought. Mysteriously, they only happen during Martian summers ⌘ Read more
LHC finds intriguing new clues about our universe's antimatter mystery
Analysing the aftermath of particle collisions has revealed two new instances of “CP violation”, a process that explains why our universe contains more matter than antimatter ⌘ Read more
What the extraordinary medical know-how of wild animals can teach us
Birds do it, chimps do it, even monarch butterflies do it – and by paying more attention to how animals self-medicate, we can find new treatments for ourselves ⌘ Read more
Rolling boulders on Titan could threaten NASA's Dragonfly mission
The wind on Saturn's largest moon is strong enough to blow around rocks of up to half a metre in diameter, which could put NASA's upcoming Dragonfly mission at risk ⌘ Read more
How a start-up plans to mine the moon for a rare form of helium
A private moon mission planned for 2027 will be the first step towards commercial lunar mining of rare and expensive helium-3 ⌘ Read more
What makes a good day a good day, according to science
Surveys that ask thousands of people how they spend their time have revealed some surprising activities that seem to make any given day a good one ⌘ Read more
The surprising new idea behind what sparked life on Earth
We may be starting to get a grasp on what kick-started life on Earth – and it could help us search for it on other planets ⌘ Read more
We may have discovered how dark oxygen is being made in the deep sea
A newly discovered mechanism could explain the shock finding last year that oxygen is produced by metallic nodules on the seafloor – and it might be happening on other planets, too ⌘ Read more
Mathematicians solve 125-year-old problem to unite key laws of physics
Can one single mathematical framework describe the motion of a fluid and the individual particles within it? This question, first asked in 1900, now has a solution that could help us understand the complex behaviour of the atmosphere and ocean. ⌘ Read more
Should governments really be using AI to remake the state?**
New Scientist's revelation that a UK minister is asking ChatGPT for advice raises the question of what role these new AI tools should play in government – and whether we should really think of them as intelligent ⌘ Read more
Memory illusion makes you think events occurred earlier than they did
It can be difficult to recall exactly when a specific event happened, and now it seems our memory can be tricked into pushing occurrences back in time, making us think they happened earlier than in reality ⌘ Read more
AI scientists are sceptical that modern models will lead to AGI
In a survey of AI researchers, most say current AI models are unlikely to lead to artificial general intelligence with human-level capabilities, even as companies invest billions of dollars in this goal ⌘ Read more
How cloud-seeding could help us predict when it will snow
These brilliant images show how researchers in Switzerland are using weather-modification techniques to understand how ice crystals form in clouds, an important and poorly understood factor in climate and weather models ⌘ Read more
More than half of life on Earth experiencing unprecedented conditions
An analysis of changes to global ecosystems has revealed that almost nowhere is untouched by the influence of humanity, with more than 50 per cent of the planet's land mass experiencing "novel" conditions ⌘ Read more
Why the long history of calculating pi will never be completed
Building the full value of pi has been a project thousands of years in the making, but just how much of this infinite number do we actually need, asks our maths columnist Jacob Aron ⌘ Read more
You could train your brain to be less fooled by optical illusions
Shifting your focus could help you overcome the trickery of optical illusions ⌘ Read more
Adding extra protein to ultra-processed foods helps reduce overeating
The health problems associated with ultra-processed foods may be explained by the way the products encourage overeating. Adding more protein to the foods might help people limit their intake – but it isn’t a complete solution ⌘ Read more
NOAA cancels monthly climate and weather update calls
The US National Oceanic and Atmospheric Administration says it is discontinuing its regular update calls due to staffing problems, but its researchers may also fear political retaliation for discussing climate change ⌘ Read more
Fossils reveal what the fur of early mammals looked like
A study of the fossilised fur of six mammals from the Jurassic and Cretaceous periods has found they were all greyish-brown in colour, which would have helped them hide from dinosaurs ⌘ Read more
Destruction of Ukraine’s Kakhovka dam left behind a toxic legacy
The 2023 breach of the Kakhovka dam drained a huge reservoir and exposed a vast area of toxic sediment, creating a debate about how best to rebuild after the Russia-Ukraine war ⌘ Read more
NASA may have to cancel major space missions due to budget cuts
Potential cuts of up to 50 per cent of NASA's science budget could mean cancelling missions including the Hubble Space Telescope and the Voyager probes ⌘ Read more
Ancient humans lived in an 'uninhabitable' climate 25,000 years ago
Bones dating back 25,000 years suggest that humans lived in extremely icy conditions in Tibet, which were previously thought to be uninhabitable ⌘ Read more
Hera asteroid mission takes stunning images of Mars’s moon Deimos
A mission to survey the results of a deliberate crash between an asteroid and a NASA spacecraft has taken stunning images of Mars and its moon Deimos ⌘ Read more
California isn't clearing forests fast enough to tame wildfires
To reduce the growing risk of intense wildfires, California is cutting and burning the areas that fuel them – but these efforts may be moving too slowly ⌘ Read more
Quartz crystals on Mars could preserve signs of ancient life
NASA’s Perseverance rover found large crystals of quartz with a high purity on Mars, which probably had to have formed in the presence of hot water ⌘ Read more
Ancient face bones offer clues to identity of early humans in Europe
Bone fragments from a cave in northern Spain suggest there were multiple hominin species living in western Europe around a million years ago ⌘ Read more
Do we finally understand what caused record heat in 2023 and 2024?**
Scientists have struggled to explain why global temperatures have shot up in recent years, but ocean cloud cover has now emerged as a crucial piece of the puzzle ⌘ Read more
Metals can be squeezed into sheets just a few atoms thick
Sheets of bismuth, gallium, indium, tin and lead can now be made just a few atoms thick by crushing them at a high temperature and pressure between two sapphires ⌘ Read more
The first operating system for quantum networks has been built
As a step towards a useful and ultra-secure quantum internet, researchers have created an operating system that coordinates connected quantum computers, no matter what hardware they use ⌘ Read more
A fresh understanding of tiredness reveals how to get your energy back
Radical new insights from the science of interoception – how the body senses its internal state – explain the real reasons we feel tired all the time, and how to re-energise ⌘ Read more
Signs of Terry Pratchett’s dementia may have been hidden in his books
Terry Pratchett was diagnosed with posterior cortical atrophy, a type of dementia caused by Alzheimer’s disease, in 2007 – but an analysis of his Discworld books suggests there were signs of the condition a decade earlier ⌘ Read more
Doubts cast over D-Wave's claim of quantum computer supremacy
D-Wave's claim that its quantum computers can solve problems that would take hundreds of years on classical machines have been undermined by two separate research groups showing that even an ordinary laptop can perform similar calculations ⌘ Read more
Dozens of dinosaur footprints found in rock at Australian school
Palaeontologists have discovered 66 three-toed dinosaur footprints in a slab of rock that has been on display for 20 years at a school in Queensland ⌘ Read more
Saturn has 128 new moons – more than the rest of the planets combined
Saturn has dozens of new moons, bringing it to a total of 274. All of the new moons are between 2 and 4 kilometres wide, but at what point is a rock too small to be a moon? ⌘ Read more
The asteroid Bennu is even weirder than we thought
Analysis of samples brought back to Earth from the asteroid Bennu reveal that it has a bizarre chemical make-up and is unusually magnetic ⌘ Read more
The epic scientific quest to reveal what makes folktales so compelling
Linguists, psychologists and experts in cultural evolution are discovering why we tell stories, how ancient the oldest ones are and why some tales run and run ⌘ Read more
H5N1 flu is now killing birds on the continent of Antarctica
A highly pathogenic strain of bird flu is spreading south along the Antarctic Peninsula and could devastate populations of penguins and other seabirds ⌘ Read more
Giving blood frequently may make your blood cells healthier
Men who had given blood more than 100 times in their life were more likely to have blood cells carrying certain beneficial mutations, suggesting that donating blood promotes the growth of these cells ⌘ Read more
Major ship collision in UK waters sparks fears of toxic chemical leak
A cargo ship carrying sodium cyanide collided with a tanker transporting jet fuel – scientists are warning of potentially severe environmental impacts ⌘ Read more
Largest all-electric flying machine begins sea trials
A 12-passenger “seaglider” that is part boat and part aircraft harnesses Cold War-era technology to fly just above the waves using only electric power ⌘ Read more
Male octopus injects female with venom during sex to avoid being eaten
Some male octopuses tend to get eaten by their sexual partners, but male blue-lined octopuses avoid this fate with help from one of nature’s most potent venoms ⌘ Read more