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In this week’s issue: The secret signals our organs send to repair tissues, Nobel laureate says he'll build world’s most powerful quantum computer and the doctor on the hunt for first-rate faeces.

Grab a copy in shops now or download our app for digital editions. www.newscientist.com/issue/3581/
The lines worn into an engraved limestone object from the Netherlands are consistent with the idea that it was a Roman game board, according to an AI analysis
Is this carved rock an ancient Roman board game?
The lines worn into an engraved limestone object from the Netherlands are consistent with the idea that it was a Roman game board, according to an AI analysis
www.newscientist.com
February 12, 2026 at 5:51 AM
Electric vehicle batteries are typically retired once they reach about 80 per cent of their original capacity, but they could be repurposed in electricity grids to balance out slumps in renewable generation
Old EV batteries could meet most of China's energy storage needs
Electric vehicle batteries are typically retired once they reach about 80 per cent of their original capacity, but they could be repurposed in electricity grids to balance out slumps in renewable generation
www.newscientist.com
February 12, 2026 at 4:34 AM
Scientists have captured remarkable footage of the young of a mouse-sized marsupial, called a fat-tailed dunnart, making their way to their mother’s pouch soon after being born
Newborn marsupials seen crawling to mother's pouch for the first time
Scientists have captured remarkable footage of the young of a mouse-sized marsupial, called a fat-tailed dunnart, making their way to their mother’s pouch soon after being born
www.newscientist.com
February 12, 2026 at 4:10 AM
People classed as “overweight” according to BMI can be perfectly healthy. But there are better measures of fat, and physicians are finally using them
Your BMI can't tell you much about your health – here's what can
People classed as “overweight” according to BMI can be perfectly healthy. But there are better measures of fat, and physicians are finally using them
www.newscientist.com
February 12, 2026 at 3:40 AM
Building the human story based on a few artefacts is tricky – particularly for wooden tools that don’t preserve well, or cave art that we don’t have the technology to date. Columnist Michael Marshall explores how we determine what came first in the timeline of our species
Which humans first made tools or art – and how do we know?
Building the human story based on a few artefacts is tricky – particularly for wooden tools that don’t preserve well, or cave art that we don’t have the technology to date. Columnist Michael Marshall explores how we determine what came first in the timeline of our species
www.newscientist.com
February 12, 2026 at 2:29 AM
In his lyrical book Frostlines, Neil Shea argues that we are more connected to the Arctic than we might think, says Elle Hunt
Unexpectedly moving book makes the case for the Arctic
In his lyrical book Frostlines, Neil Shea argues that we are more connected to the Arctic than we might think, says Elle Hunt
www.newscientist.com
February 12, 2026 at 2:13 AM
Susan Wise Bauer's The Great Shadow investigates the effects of illness on individual lives and collective beliefs. It's a mixed bag, says Peter Hoskin
Fascinating but flawed book explores how sickness shapes our lives
Susan Wise Bauer's The Great Shadow investigates the effects of illness on individual lives and collective beliefs. It's a mixed bag, says Peter Hoskin
www.newscientist.com
February 12, 2026 at 1:43 AM
Many researchers thought that earthquakes in the Himalayas recur at regular intervals – but an analysis of sediment cores has shown they are largely random, and the region has seen far more than we previously realised
Nepal and Northern India are not overdue for a huge earthquake
Many researchers thought that earthquakes in the Himalayas recur at regular intervals – but an analysis of sediment cores has shown they are largely random, and the region has seen far more than we previously realised
www.newscientist.com
February 12, 2026 at 1:04 AM
Networks of molecules in our body behave as though they have goals and desires. Understanding this phenomenon could solve the origins of life and mind in one fell swoop
How teaching molecules to think is revealing what a 'mind' really is
Networks of molecules in our body behave as though they have goals and desires. Understanding this phenomenon could solve the origins of life and mind in one fell swoop
www.newscientist.com
February 11, 2026 at 11:30 PM
A type of cognitive training that tests people's quick recall seems to reduce the risk of dementia, including Alzheimer's disease
Specific cognitive training has 'astonishing' effect on dementia risk
A type of cognitive training that tests people's quick recall seems to reduce the risk of dementia, including Alzheimer's disease
www.newscientist.com
February 11, 2026 at 11:12 PM
The Chincha Kingdom was transporting seabird excrement from islands to valleys as early as the 13th century, and this powerful fertiliser may have been key to its economic success
Ancient Peruvian civilisation grew mighty by harvesting guano
The Chincha Kingdom was transporting seabird excrement from islands to valleys as early as the 13th century, and this powerful fertiliser may have been key to its economic success
www.newscientist.com
February 11, 2026 at 10:09 PM
Biologists have long thought that speaking to nature’s economic value would persuade boardrooms it was worth saving. It hasn’t worked – so what, if anything, will?
Putting a price tag on nature failed. Can radical tactics save it?
Biologists have long thought that speaking to nature’s economic value would persuade boardrooms it was worth saving. It hasn’t worked – so what, if anything, will?
www.newscientist.com
February 11, 2026 at 9:09 PM
Readers are spoiled for choice when it comes to popular science reading this month, with new titles by major names including Maggie Aderin and Michael Pollan
The best new popular science books of February 2026
Readers are spoiled for choice when it comes to popular science reading this month, with new titles by major names including Maggie Aderin and Michael Pollan
www.newscientist.com
February 11, 2026 at 8:24 PM
Some people don’t develop dementia despite showing signs of Alzheimer’s disease in their brain, and we're starting to understand why
Why people can have Alzheimer's-related brain damage but no symptoms
Some people don’t develop dementia despite showing signs of Alzheimer’s disease in their brain, and we're starting to understand why
www.newscientist.com
February 11, 2026 at 8:02 PM
About 4600 years ago, the population of Britain was replaced by a people who brought Bell Beaker pottery with them. Now, ancient DNA has uncovered the murky story of where these people came from
The surprising origins of Britain's Bronze Age immigrants revealed
About 4600 years ago, the population of Britain was replaced by a people who brought Bell Beaker pottery with them. Now, ancient DNA has uncovered the murky story of where these people came from
www.newscientist.com
February 11, 2026 at 7:20 PM
Scientists have pinpointed a group of bacteria that consistently appear in high numbers in healthy people, suggesting that these could one day be targeted through diet or probiotics
'Hidden' group of gut bacteria may be essential to good health
Scientists have pinpointed a group of bacteria that consistently appear in high numbers in healthy people, suggesting that these could one day be targeted through diet or probiotics
www.newscientist.com
February 11, 2026 at 6:53 PM
Ants rely on scent to recognise their comrades, and when they are exposed to common air pollutants, other members of their colony react as if they are enemies
Ants attack their nest-mates because pollution changes their smell
Ants rely on scent to recognise their comrades, and when they are exposed to common air pollutants, other members of their colony react as if they are enemies
www.newscientist.com
February 11, 2026 at 6:20 PM
As Elon Musk and Pete Hegseth talk about wanting to make Star Trek real, long-time fan Chanda Prescod-Weinstein says they've misconstrued the heart of the story
Why Elon Musk has misunderstood the point of Star Trek
As Elon Musk and Pete Hegseth talk about wanting to make Star Trek real, long-time fan Chanda Prescod-Weinstein says they've misconstrued the heart of the story
www.newscientist.com
February 11, 2026 at 5:41 PM
Columnist Michael Le Page delves into a catalogue of hundreds of potentially beneficial gene mutations and variants that is popular with transhumanists
Can we genetically improve humans using George Church’s famous list?
Columnist Michael Le Page delves into a catalogue of hundreds of potentially beneficial gene mutations and variants that is popular with transhumanists
www.newscientist.com
February 11, 2026 at 5:17 PM
A gene therapy that patients breathe in has been found to shrink lung tumours by inserting immune-boosting genes into surrounding cells
First ever inhalable gene therapy for cancer gets fast-tracked by FDA
A gene therapy that patients breathe in has been found to shrink lung tumours by inserting immune-boosting genes into surrounding cells
www.newscientist.com
February 11, 2026 at 4:53 PM
South Australia is proving to the world that relying largely on wind and solar energy with battery back-up is incredibly cheap, with electricity prices tumbling by 30 per cent in a year and sometimes going negative
This state’s power prices are plummeting as it nears 100% renewables
South Australia is proving to the world that relying largely on wind and solar energy with battery back-up is incredibly cheap, with electricity prices tumbling by 30 per cent in a year and sometimes going negative
www.newscientist.com
February 11, 2026 at 4:17 PM
Kanzi, a bonobo with exceptional language skills, took part in a make-believe tea party that demonstrated cognitive abilities never seen before in non-human primates
Bonobo's pretend tea party shows capacity for imagination
Kanzi, a bonobo with exceptional language skills, took part in a make-believe tea party that demonstrated cognitive abilities never seen before in non-human primates
www.newscientist.com
February 11, 2026 at 2:18 PM
Reposted by New Scientist
EV performance declines once batteries degrade to ~80% capacity. But those batteries are still good for storing excess renewable energy from the grid.
A startup in Nevada is already doing this, & China could meet 2/3 of its grid storage needs by 2050 this way www.newscientist.com/article/2515...
Old EV batteries could meet most of China's energy storage needs
Electric vehicle batteries are typically retired once they reach about 80 per cent of their original capacity, but they could be repurposed in electricity grids to balance out slumps in renewable gene...
www.newscientist.com
February 11, 2026 at 1:29 PM
Companies are happy to sell you personalised tracking of your biomarkers or a tailored nutrition plan, but truly personalised medicine should be able to tackle the vast differences some people have in response to the same diseases
Personalised medicine is yet to deliver, but that must start to change
Companies are happy to sell you personalised tracking of your biomarkers or a tailored nutrition plan, but truly personalised medicine should be able to tackle the vast differences some people have in response to the same diseases
www.newscientist.com
February 11, 2026 at 1:26 PM
Where is physics headed? No one knows for sure, but Beyond the Quantum by Antony Valentini is a striking new book that reminds us what a big idea really looks like, finds Jon Cartwright
A remarkable book on quantum mechanics reveals a really big idea
Where is physics headed? No one knows for sure, but Beyond the Quantum by Antony Valentini is a striking new book that reminds us what a big idea really looks like, finds Jon Cartwright
www.newscientist.com
February 11, 2026 at 12:58 PM