Is the climate change food crisis even worse than we imagined?

Extreme weather and a growing population is driving a food security crisis. What can we do to break the vicious cycle of carbon emissions, climate change and soaring food costs – or is it already too late? | Continue reading


@newscientist.com | 13 days ago

Audio AIs are trained on data full of bias and offensive language

Seven major datasets used to train audio-generating AI models are three times more likely to use the words "man" or "men" than "woman" or "women", raising fears of bias | Continue reading


@newscientist.com | 13 days ago

Any delay in reaching net zero will influence climate for centuries

Reaching net-zero emissions is essential for halting climate change - but even after we achieve this goal, parts of the planet will continue to warm. Delaying net zero will worsen these effects | Continue reading


@newscientist.com | 13 days ago

AI helps robot dogs navigate the real world

Four-legged robot dogs learned to perform new tricks by practising in a virtual platform that mimics real-world obstacles – a possible shortcut for training robots faster and more accurately | Continue reading


@newscientist.com | 16 days ago

Chimps do better at difficult tasks when they have an audience

An analysis of thousands of cognitive tests carried out by chimpanzees finds that the number of spectators influenced their performance in different ways depending on the difficulty of the task | Continue reading


@newscientist.com | 16 days ago

Watch elephants use a hose to shower themselves – and prank others

Asian elephants at Berlin Zoo show impressive skill when using a hose as a tool, and even appear to sabotage each other by stopping the flow of water | Continue reading


@newscientist.com | 16 days ago

Quantum Rubik's cube has infinite patterns but is still solvable

Allowing for moves that create quantum superpositions makes a quantum version of a Rubik’s cube incredibly complex, but not impossible to solve | Continue reading


@newscientist.com | 16 days ago

Why does our universe have something instead of nothing?

In order to figure out how something came from nothing, we first need to explore the different types of nothing | Continue reading


@newscientist.com | 16 days ago

We are a long way from pregnancy being safe on Mars

Dangerous radiation reaches Mars at levels we aren't exposed to on Earth, which makes the Red Planet a particularly dangerous place to be during pregnancy | Continue reading


@newscientist.com | 16 days ago

Why hairy animals shake themselves dry

The brain pathway that causes hairy mammals like mice and dogs to shake themselves dry appears to have more to do with pressure than temperature | Continue reading


@newscientist.com | 17 days ago

Slick trick separates oil and water with 99.9 per cent purity

Oil and water can be separated efficiently by pumping the mixture through thin channels between two semipermeable membranes | Continue reading


@newscientist.com | 17 days ago

Bird flu antibodies found in dairy workers in Michigan and Colorado

Blood tests have shown that about 7 per cent of workers on dairy farms that had H5N1 outbreaks had antibodies against the disease | Continue reading


@newscientist.com | 17 days ago

Marmots could have the solution to a long-running debate in evolution

When it comes to the survival of animals living in the wild, the characteristics of the group can matter as much as the traits of the individual, according to a study in marmots | Continue reading


@newscientist.com | 17 days ago

The real reason VAR infuriates football fans and how to fix it

The controversies surrounding football’s video assistant referee (VAR) system highlight our troubled relationship with uncertainty – and point to potential solutions | Continue reading


@newscientist.com | 17 days ago

Carbon emissions from private jets have exploded in recent years

The climate impact of flights taken by the super-rich rose sharply from 2019 to 2023, fuelling calls for a carbon tax on private aviation | Continue reading


@newscientist.com | 17 days ago

Chinese rover finds further evidence for an ancient ocean on Mars

Data collected by the Zhurong rover and orbiting satellites suggests the existence of an ancient shoreline in the Utopia Planitia region of Mars | Continue reading


@newscientist.com | 17 days ago

DNA analysis rewrites the stories of people buried in Pompeii

Genetic analysis of five individuals preserved as plaster casts in the ruins of Pompeii contradicts established beliefs about the people and their relationships | Continue reading


@newscientist.com | 17 days ago

Ancient Egyptians shaped sheep's horns – and we don't know why

The earliest evidence of livestock with modified horns has been discovered in ancient Egypt – sheep skulls with horns that point in unnatural directions suggest humans forced them to grow that way | Continue reading


@newscientist.com | 17 days ago

Knots made in a weird quantum fluid can last forever

Shapes created by vortices in water often fall apart, but an odd quantum fluid made from ultracold atoms could support vortex knots that never lose their knottiness | Continue reading


@newscientist.com | 18 days ago

Why do we burn more coal and wood than ever, asks a provocative book

In More and More and More, Jean-Baptiste Fressoz argues that tackling climate change means rethinking our history of energy consumption – and exposing the green transition as a fiction | Continue reading


@newscientist.com | 18 days ago

In satire Rumours, diplomatic communiques collide with the end times

A stellar cast play leaders of G7 countries facing an existential crisis in Rumours, a smart film about communication, diplomatic nonsense and not coping, says Simon Ings | Continue reading


@newscientist.com | 18 days ago

See nature in close-up in these stunning photographs

Shortlisted for the Close-up Photographer of the Year contest, these images zoom in on animals in all their glory | Continue reading


@newscientist.com | 18 days ago

How can I help a friend who is relentlessly negative about life?

From just listening to reframing the situation, there are a few ways you can help someone with a negative outlook, says advice columnist David Robson | Continue reading


@newscientist.com | 18 days ago

What preparing for an asteroid strike teaches us about climate change

Averting an asteroid strike will need many of the same skills we must hone to tackle climate change and future pandemics | Continue reading


@newscientist.com | 18 days ago

What is the price of genius, asks biography of Roger Penrose

The Impossible Man by Patchen Barss salutes Roger Penrose's groundbreaking work in physics and mathematics while challenging the idea that a genius should be exempt from ordinary obligations | Continue reading


@newscientist.com | 18 days ago

Conspiracy theorists are turning their attention back to HPV vaccines

We are living in a vaccine-hesitant moment, with conspiracy theories thriving on social media. We need to push back, says Simon Williams | Continue reading


@newscientist.com | 18 days ago

Could seaweed be the ultimate carbon capture solution?

Our Future Chronicles column explores an imagined history of inventions and developments yet to come. In our latest glimpse into the near future, Rowan Hooper tells how seaweed was a game changer when it came to getting carbon out of the atmosphere in the 2030s | Continue reading


@newscientist.com | 18 days ago

More people are living with pain today than before covid emerged

Chronic pain has increased among adults in the US since 2019, which could be due to a rise in sedentary lifestyles or reduced access to healthcare amid covid-19 restrictions | Continue reading


@newscientist.com | 18 days ago

If an asteroid were heading towards Earth, could you avert disaster?

In this choose-your-own-adventure game, it's up to you to protect the planet. From nuclear strikes to giant spikes, find out what would give us the best chance of survival | Continue reading


@newscientist.com | 18 days ago

2024 is set to be the first year that breaches the 1.5°C warming limit

This year’s average global temperature is almost certain to exceed 1.5°C above pre-industrial times – a milestone that should spur urgent action, say climate scientists | Continue reading


@newscientist.com | 18 days ago

Vampire bats run on a treadmill to reveal their strange metabolism

Experiments where vampire bats were made to run on a treadmill have revealed how they extract energy from protein in their latest blood meal | Continue reading


@newscientist.com | 18 days ago

Distant dwarf planet Makemake might have a surprising ice volcano

A small world in the outer solar system appears to have volcanic activity possibly spurred by liquid water | Continue reading


@newscientist.com | 19 days ago

Cancer deaths expected to nearly double worldwide by 2050

Experts predict that the number of cancer cases around the world will skyrocket, resulting in millions more fatalities by 2050 | Continue reading


@newscientist.com | 19 days ago

Before the Stone Age: Were the first tools made from plants not rocks?

Our ancestors probably used a wide range of plant-based tools that have since been lost to history. Now we're finally getting a glimpse of this Botanic Age | Continue reading


@newscientist.com | 19 days ago

Dazzling images illuminate research on cardiovascular disease

The British Heart Foundation’s Reflections of Research competition showcases beautiful images captured by researchers studying heart and circulatory disease | Continue reading


@newscientist.com | 19 days ago

3D printing with light and sound could let us copy human organs

One day, doctors might be able to 3D print copies of your organs in order to test a variety of drugs, thanks to a new technique that uses light and sound for rapid printing | Continue reading


@newscientist.com | 19 days ago

Natural fibres in wet wipes may actually be worse for soil and animals

Fibres in wet wipes and clothes often make their way into soil - and natural versions could be more damaging than synthetic ones | Continue reading


@newscientist.com | 19 days ago

Ancient Mesopotamian clay seals offer clues to the origin of writing

Before Mesopotamian people invented writing, they used cylinder seals to press patterns into wet clay – and some of the symbols used were carried over into proto-writing | Continue reading


@newscientist.com | 19 days ago

Spraying rice with sunscreen particles during heatwaves boosts growth

Zinc nanoparticles, a common sunscreen ingredient, can make plants more resilient to climate change – in a surprising way | Continue reading


@newscientist.com | 19 days ago

Spraying rice with sunscreen particles during heat waves boosts growth

Zinc nanoparticles, a common sunscreen ingredient, can make plants more resilient to climate change – in a surprising way | Continue reading


@newscientist.com | 19 days ago

Heat can flow backwards in a gas so thin its particles never touch

A surprising reversal of our usual understanding of the second law of thermodynamics shows that it may be possible for heat to move in the “wrong” direction, flowing from a cold area to a warm one | Continue reading


@newscientist.com | 19 days ago

The COP16 biodiversity summit was a big flop for protecting nature

Although the COP16 summit in Colombia ended with some important agreements, countries still aren’t moving fast enough to stem biodiversity loss | Continue reading


@newscientist.com | 20 days ago

The complete guide to cooking oils and how they affect your health

From seed oils to olive oil, we now have an overwhelming choice of what to cook with. Here’s how they all stack up, according to the scientific evidence | Continue reading


@newscientist.com | 20 days ago

COP29: Clashes over cash are set to dominate the climate conference

The focus is on finance at the UN climate summit in Baku, Azerbaijan, this month, but countries are a long way from any kind of consensus | Continue reading


@newscientist.com | 20 days ago

Bird flu was found in a US pig – does that raise the risk for humans?

A bird flu virus that has been circulating in dairy cattle for months has now been found in a pig in the US for the first time, raising the risk of the virus evolving to become more dangerous to people | Continue reading


@newscientist.com | 23 days ago

We've seen particles that are massless only when moving one direction

Inside a hunk of a material called a semimetal, scientists have uncovered signatures of bizarre particles that sometimes move like they have no mass, but at other times move just like a very massive particle | Continue reading


@newscientist.com | 23 days ago

Viruses may help store vast amounts of carbon in soil

Soil is full of an uncountable number of viruses, and scientists are only beginning to understand just how substantial their role in the carbon cycle may be | Continue reading


@newscientist.com | 23 days ago

There may be a cosmic speed limit on how fast anything can grow

Alan Turing's theories about computation seem to have a startling consequence, placing hard limits on how fast or slow any physical process in the universe can grow | Continue reading


@newscientist.com | 23 days ago