Common chemical in drinking water hasn't been tested for safety

Chloramine is used as a disinfectant in drinking water systems from the US to Australia. Research now shows it breaks down into a compound that may have negative health impacts | Continue reading


@newscientist.com | 7 hours ago

Worm-like fossil is the oldest ancestor of spiders and crustaceans

Arthropods belong to an evolutionary branch – the ecdysozoa – that contains about half of all animal species, and the earliest fossil evidence of the group dates back 550 million years | Continue reading


@newscientist.com | 9 hours ago

Chimpanzees seem to get more technologically advanced through culture

Groups of wild chimpanzees with more complex tool-using behaviours tend to be genetically linked, providing evidence for cumulative culture in other apes | Continue reading


@newscientist.com | 10 hours ago

Brainwave experiment shows minke whales have ultrasonic hearing

In the first hearing test of live baleen whales, the animals detected much higher frequency sounds than expected, forcing researchers to reconsider how these mammals respond to predators – and humans | Continue reading


@newscientist.com | 10 hours ago

World's thinnest spaghetti won't please gourmands but may heal wounds

Spaghetti strands that are 200 times thinner than a human hair could be woven into bandages to help prevent infections | Continue reading


@newscientist.com | 11 hours ago

A sliver of lab-grown wood has been made from stem cells

Growing wood directly from stem cells could offer an alternative to cutting threatened hardwood trees, but it isn't clear if it has same properties as actual wood | Continue reading


@newscientist.com | 13 hours ago

We've taken a photo of a star in another galaxy for the first time

Using four telescopes linked together, astronomers have captured an astonishing image of a huge star more than 160,000 light years away | Continue reading


@newscientist.com | 16 hours ago

Nectar-loving Ethiopian wolves may be the first carnivore pollinators

Endangered Ethiopian wolves feed on the nectar of red hot poker plants, and may transport pollen from flower to flower as they do so | Continue reading


@newscientist.com | 18 hours ago

Super-bright black holes could reveal if the universe is pixelated

Space-time may not be continuous but instead made up of many discrete bits – and we may be able to see their effects near the edges of unusually bright black holes | Continue reading


@newscientist.com | 19 hours ago

Robotic pigeon reveals how birds fly without a vertical tail fin

A flying robot uses its bird-like tail to maintain stability in flight – a technique that could enable more aerodynamic aircraft designs that use less fuel | Continue reading


@newscientist.com | 1 day ago

Mayors are the leaders we need to help fight climate change

By 2050, 70 per cent of the world's population will live in urban centres - that's just one reason why mayors will be essential to addressing the climate crisis, making vital adaptations to cities to make them more bearable in a warming world | Continue reading


@newscientist.com | 1 day ago

This bold, experimental slice of deep-space sci-fi is just brilliant

In Adam Roberts's Lake of Darkness, two spaceships meet to study a black hole. Their research comes to an abrupt halt, however, when crew members start dying horribly, says Emily H. Wilson | Continue reading


@newscientist.com | 1 day ago

Is this the pettiest it is possible to be in an academic article?

Feedback is in awe of the authors of a new study in the International Journal of Hydrogen Energy, and how they handled requests from peer reviewers | Continue reading


@newscientist.com | 1 day ago

Putting food waste in the bin felt wrong until I learned where it went

When I moved back to York, UK, I was shocked by its garbage system, with limited recycling and no composting. But a bit of digging showed its brilliance, says Graham Lawton | Continue reading


@newscientist.com | 1 day ago

Vaclav Smil's take on how to feed future populations has one big flaw

How to Feed the World, Vaclav Smil's "big numbers" book about future food supply, fails to address the impact of climate change | Continue reading


@newscientist.com | 1 day ago

Our trust in society is eroding. We need to fight back

A recent scandal over food hygiene ratings shows how deception destroys trust within society. We need to fight back, says Jonathan R. Goodman | Continue reading


@newscientist.com | 1 day ago

AI simulations of 1000 people accurately replicate their behaviour

Using GPT-4o, the model behind ChatGPT, researchers have replicated the personality and behaviour of more than 1000 people, in an effort to create an alternative to focus groups and polling | Continue reading


@newscientist.com | 1 day ago

Planet 10 times the size of Earth is one of the youngest ever found

A large planet has been spotted orbiting a dwarf star that is just 3 million years old, offering possible clues to how the worlds in our solar system came into being | Continue reading


@newscientist.com | 1 day ago

IBM entangled two quantum chips to work together for the first time

IBM has bet big on a modular approach to building quantum computers, and now it has successfully linked two quantum chips together to operate as a single device, a key step towards that goal | Continue reading


@newscientist.com | 1 day ago

Google DeepMind AI can expertly fix errors in quantum computers

Quantum computers could get a boost from artificial intelligence, thanks to a model created by Google DeepMind that cleans up quantum errors | Continue reading


@newscientist.com | 1 day ago

Extreme heat is now making cities unlivable. How can we survive it?

Unbearable heat in China’s megacities reveals the future many of us face, but also suggests ways we can adapt | Continue reading


@newscientist.com | 1 day ago

Are calories on menus doing more harm than good?

Many restaurants in countries such as England and the US now print calories on their menus, but some researchers question whether this is really tackling their obesity problem | Continue reading


@newscientist.com | 1 day ago

See the sun revealed in stunning glory by Solar Orbiter pictures

The best pictures we have of the sun yet have been delivered thanks to the Solar Orbiter spacecraft | Continue reading


@newscientist.com | 1 day ago

Being in space makes it harder for astronauts to think quickly

The effects of being in space can worsen an astronaut's working memory, processing speed and attention - which could be a problem for future missions | Continue reading


@newscientist.com | 2 days ago

Einstein’s theories tested on the largest scale ever – he was right

Analysis of millions of galaxies upholds Albert Einstein’s ideas about gravity and also offers tantalising new hints of how dark energy may have evolved | Continue reading


@newscientist.com | 2 days ago

Starship live: Watch Musk launch sixth Starship test as Trump attends

Elon Musk’s SpaceX is preparing for the sixth test flight of Starship, the world's most powerful rocket. It aims to conduct the launch at 4pm Central Time (10pm UK). Here’s everything we know so far | Continue reading


@newscientist.com | 2 days ago

World's new fastest supercomputer is built to simulate nuclear bombs

The vast computational power of the El Capitan supercomputer at Lawrence Livermore National Laboratory in California will be used to support the US nuclear deterrent | Continue reading


@newscientist.com | 2 days ago

Heart-shaped mollusc has windows that work like fibre optics

Tiny, solid windows in the shells of heart cockles let in light for the photosynthetic algae inside them – and they could show us how to make better fibre-optic cables | Continue reading


@newscientist.com | 2 days ago

The universe could vanish at any moment – why hasn’t it?

A cataclysmic quantum fluctuation could wipe out everything at any moment. The fact that we’re still here is revealing hidden cosmic realities | Continue reading


@newscientist.com | 2 days ago

Quantum computers hit a crucial milestone for error-free calculation

The largest number of logical qubits has been linked through quantum entanglement, which is a key step towards quantum computers that can detect and correct errors | Continue reading


@newscientist.com | 2 days ago

Bluesky is ushering in a pick-your-own algorithm era of social media

Nearly 20 million people have joined Bluesky, a social network that gives you fine-grained control over what you see and who you interact with. I think it is the future of social media, says Chris Stokel-Walker | Continue reading


@newscientist.com | 2 days ago

A giant hornet from Asia has appeared in Europe for the first time

Four southern giant hornets have been identified in northern Spain, leading to concerns that the species could harm native insects if it becomes widespread | Continue reading


@newscientist.com | 2 days ago

Wild cavefish can somehow survive with almost no sleep at all

Several populations of Mexican tetra fish that live in darkness have independently evolved to need hardly any sleep, but the reason why is a mystery | Continue reading


@newscientist.com | 2 days ago

AI maths assistant could help solve problems that humans are stuck on

Most mathematicians have been reluctant to start working with artificial intelligence, but a new tool developed by researchers at Meta may change that | Continue reading


@newscientist.com | 2 days ago

We may have solved the mystery of what froze Earth's inner core

A supercomputer simulation of iron and carbon atoms in Earth’s inner core may explain how a molten ball at the centre of our planet froze solid | Continue reading


@newscientist.com | 3 days ago

Quantum time crystals could be used to store energy

The weird thermodynamics found in time crystals could be harnessed to store energy in a quantum battery-like device | Continue reading


@newscientist.com | 3 days ago

We're starting to understand why some people regain weight they lost

Changes to the structure of DNA within fat cells may be why it is often so hard to keep weight off after you have lost it | Continue reading


@newscientist.com | 3 days ago

Countries are cheating their way to net zero by overrelying on forests

Leading researchers warn that relying on "passive" carbon sinks such as forests to absorb ongoing carbon emissions will doom the world to continued warming | Continue reading


@newscientist.com | 3 days ago

Vital Atlantic Ocean current is already weakening due to melting ice

A study modelling the impact of melting ice suggests scientists have underestimated the risk that an important ocean current will shut down and cause climate chaos | Continue reading


@newscientist.com | 3 days ago

Evidence is growing that microbes in your mouth contribute to cancer

The oral microbiome is increasingly being linked to head and neck cancer, but we don't yet understand its exact role | Continue reading


@newscientist.com | 3 days ago

Australia wants to ban social media for under-16s, but it won't work

Attempts to prevent Australian children from accessing social media are likely to fail, and could do more harm than good | Continue reading


@newscientist.com | 6 days ago

AI models work together faster when they speak their own language

Letting AI models communicate with each other in their internal mathematical language, rather than translating back and forth to English, could accelerate their task-solving abilities | Continue reading


@newscientist.com | 6 days ago

Satellites spot methane leaks – but ‘super-emitters’ don’t fix them

Governments and companies almost never take action when satellites alert them about large methane leaks coming from oil and gas infrastructure | Continue reading


@newscientist.com | 6 days ago

COP29 host Azerbaijan faces climate disaster as Caspian Sea dries up

Water levels in the Caspian Sea are set to fall dramatically as the climate gets hotter, posing a major threat to economic activity and ecosystems in the region | Continue reading


@newscientist.com | 6 days ago

A 200-year-old mystery about newts has finally been solved

A genetic flaw dooms half of all crested newts to die before they hatch – now we know how this baffling evolutionary quirk came about | Continue reading


@newscientist.com | 6 days ago

A unique pair of galactic lenses may help solve a cosmological riddle

Two massive galaxies are bending light from the same distant quasar, creating a so-called Einstein zigzag lens that could help astronomers pin down how quickly the universe is expanding | Continue reading


@newscientist.com | 6 days ago

How we misunderstood what the Lucy fossil reveals about ancient humans

It has been 50 years since archaeologists discovered Lucy, perhaps the most famous ancient hominin ever found. But the scientists who have studied her say that this fossil gave us a misleading image of the nature of her species | Continue reading


@newscientist.com | 6 days ago

There's a new twist on the famous invisible gorilla psychology study

A classic study found that people can fail to notice a gorilla when they are focusing on something else, but new experiments suggest this "inattentional blindness" might not tell the whole story | Continue reading


@newscientist.com | 6 days ago