Behavioural & life sciences
Cognitive science, psychology, linguistics, animal behaviour, and evolutionary biology
2025
Why have so many different eyes evolved? Gamelike simulation could provide answers
“Powerful” method for studying evolution could help researchers understand how species developed specialized eyes
Science
New evidence? No problem. Chimps can weigh conflicting clues, just like humans
Study is first to suggest our closest relatives think about their own thoughts
Science
Economics Nobel celebrates researchers who showed how science and technology drive growth
Joel Mokyr, Philippe Aghion, and Peter Howitt explained why the past 2 centuries have seen sustained economic growth rather than stagnation
Science
Smart dogs have a humanlike knack for naming new objects
In games with toys, “gifted” dogs can extend names to new objects with the same purpose as known ones
Science
Researchers claim their AI model simulates the human mind. Others are skeptical
Cognitive scientists question new Centaur model’s ability to predict human behavior
Science
‘Uniquely human’ language capacity found in bonobos
In a first, researchers have seen a nonhuman animal combine different calls to make new meanings
Science
Male chimps ask for sex in different ‘dialects’
Gestures are in danger because of poaching and other human pressures
Science
2024
Building an autism research registry: Q&A with Tony Charman
A purpose-built database of participants who have shared genomic and behavioral data could give clinical trials a boost, Charman says.
The Transmitter
Chimps take turns while chatting, just like humans
Findings could shed light on evolution of language
Science
2023
Kids with chattier parents are more talkative, may have bigger vocabulary
Global data set suggests socioeconomic status does not play a role in children’s language development
Science
Gender pay gap research wins economics Nobel
Claudia Goldin honored for studies into women’s participation in the labor market over the past 200 years
Science
Psychedelic-inspired drugs could relieve depression without causing hallucinations
Mouse study identifies separate mechanisms behind psychedelics’ antidepressant and hallucinogenic effects, providing target for future drug development
Science
2021
Nonsense words make people around the world think of the same shapes
“Bouba” is round and “kiki” is pointy, no matter which writing system you use
Science
Seagrass has more sex when otters are around
The plants have more genetic diversity in places where otters run rampant
Science
Sunlight affects whether languages have a word for ‘blue’
Culture and topography also play important roles
Science
Baby bats babble, much like human infants
Behavior could shed light on human language learning
Science
Australia’s cockatoos are masters of dumpster diving—and now they’re learning from each other
The spread of the practice suggests some birds may have “culture”
Science
Cities have their own distinct microbial fingerprints
Transit systems in 60 cities show unique microbiomes
Science
No shared language? No problem! People across cultures understand clues from ‘vocal charades’
New study suggests how vocal sounds could help language get off the ground
Science
Traces of psychedelics make you feel good, but so does placebo, finds unusual ‘self-blinding’ study
Method of studying “microdosing” could offer new routes for drug research
Science
When should you end a conversation? Probably sooner than you think
Study finds most chats don’t end when people want them to
Science
Like humans, wasps seem to recognize faces as more than the sum of their parts
Experiment suggests social wasps evolved an efficient facial recognition system
Science
2020
‘Wonderful news to wake up to’: U.K. greenlights Pfizer’s COVID-19 vaccine
Rollout may start next week, prioritizing health workers, the elderly, and other vulnerable populations
Science
Economics Nobel honors pioneers of auction theory
Prize winners developed auction formats used in markets for electricity, carbon credits, and radio spectrum allocation
Science
Electric shocks to the tongue can quiet chronic ringing ears
In study, stimulating sound and touch together molds the brain, reduces tinnitus
Science
World’s oldest camp bedding found in South African cave
Remains suggest people 200,000 years ago used ash to repel insects in grass bedding
Science
Hummingbirds can count their way to food
Tiny flyers show a concept of "numerical order" rarely seen in the wild
Science
It’s safe to go back to the gym—if there’s little COVID-19 around, study suggests
A trial that recruited 4000 gymgoers in Oslo, Norway, found no new infections
Science
A fidget spinner to detect urinary tract infections
Faster, easier diagnosis means less misuse of antibiotics.
Ars Technica
Humans are complicated—do we need behavioral science to get through this?
Some scientists think social science isn’t ready for the COVID-19 crisis.
Ars Technica
How does economic collapse alter the mortality rate?
Suicide rates increase, but other causes of death drop.
Ars Technica
FDA now wants chloroquine limited to hospitals and clinical trials [UPDATED]
Study of veterans finds higher death rates, no benefits.
Ars Technica
The value of lives saved by social distancing outweighs the costs
Social distancing means a net benefit of $5.2 trillion, according to the analysis.
Ars Technica
Lockdowns flatten the “economic curve,” too
Cities that locked down faster in 1918 bounced back better.
Ars Technica
Even uncontacted tribes in Brazil may face coronavirus risk
Missionary group Ethnos360 announces new helicopter plans.
Ars Technica
The U.K. backed off on herd immunity. To beat COVID-19, we’ll ultimately need it.
Widespread immunity is essential for a successful vaccine, but establishing it could be difficult for the new coronavirus.
National Geographic
Making a more accurate pregnancy test for humpback whales
The current pregnancy test offers up lots of false negatives.
Ars Technica
Infantilizing babies helps them learn language
Pretend conversations early on lead to better vocabularies later.
Ars Technica
2019
Why killer whales—and humans—evolved menopause
Grandmothers help to explain an evolutionary mystery.
Ars Technica
Watching a “language” develop when kids can’t speak to each other
Study shows how kids could play a role in spontaneously emerging languages.
Ars Technica
When both drivers are in error, people blame the human one more
When shared-control drivers both make a mistake, humans take the fall.
Ars Technica
Conscientiousness may matter less if you’re a lawyer than if you’re in sales
Gigantic analysis pulls together conclusions from a century of research.
Ars Technica
Fossil bonanza paints detailed picture of mammals after dinosaur extinction
Treasure trove of fossils skyrockets our picture of post-extinction recovery.
Ars Technica
“I could’ve told you that” might have a useful role to play in science
Individual predictions might not tell us much, but group predictions are useful.
Ars Technica
Restorative justice could dramatically cut domestic violence recidivism
A focus on social harms can do better than standard punishments.
Ars Technica
Two tactics effectively limit the spread of science denialism
Debunking the content or techniques of denialism mitigates their impact.
Ars Technica
Hunter-gathering seems to have been easier than farming
Why does farming catch on when it dings health and quality of life?
Ars Technica
Genes from an extinct “ghost ape” live on in modern bonobos
The fossil record for our closest relatives is poor, but genetic data could help.
Ars Technica
Food innovations changed our mouths, which in turn changed our languages
The overbite that comes from eating soft food may make "ffff" sounds more common.
Ars Technica
Migrating blue whales rely on memory to find their feeding grounds
In a rapidly changing climate, those memories may lead them astray.
Ars Technica
New estimate of primate mutation rates helps genetics match fossils
Understanding the differences in rates means a better picture of our history.
Ars Technica
Spotify data shows how music preferences change with latitude
The farther from the equator, the greater the seasonal swings.
Ars Technica
For teens, digital technology is good. Or bad. Or maybe neutral?
Huge analysis shows how the answer changes depending on the question.
Ars Technica
2018
Ebola outbreak reaches city of 1 million residents
Containing the outbreak in a conflict-heavy region is challenging.
Ars Technica
The fight against measles has taken a turn for the worse
An overall downward trend reversed between 2016 and 2017.
Ars Technica
US life expectancy continues to move in reverse
Drug overdoses and suicide play an important role in the increasing death rate.
Ars Technica
Plot twist: Mitochondrial DNA can come from both parents
Study confirms rare paternal mitochondrial transmission in three families.
Ars Technica
Large genetic study finds first genes connected with ADHD
There’s overlap with risk for a range of other conditions and behaviors.
Ars Technica
DNA data from Africans reveals sequences that we’d missed
One reference genome doesn’t capture the huge variation in human DNA.
Ars Technica
Some promising news for kids with peanut allergies
Desensitization trial shows success, but don’t try this at home...
Ars Technica
Trash your romaine lettuce and don’t eat any in restaurants, says the CDC
Pathogenic E. coli outbreak across the US and Canada is under investigation.
Ars Technica
Some clues about why male Guinea baboons fondle each other’s genitals
Plenty of animals have ritual greetings. But most are not like this.
Ars Technica
New anti-gonorrhea drug called “metal as f--k”
Multi-drug resistant gonorrhea is a rapidly growing threat.
Ars Technica
Being a morning person might have some health advantages
Important details from a huge study have gotten lost in translation.
Ars Technica
As if heroin weren’t dangerous enough, it may come with lead poisoning
Woman in Tehran swallowed 30 lead-laced opium packs.
Ars Technica
Chimps have different cultural norms about friendliness, too
Generalizing from one group of chimps to the whole species is a sticky business.
Ars Technica
Genetics play less of a role in lifespan than we thought
Large historical analysis points to marriage choices skewing the stats.
Ars Technica
Cultural barriers still stand in the way of HPV vaccine uptake
Even when the vaccine is available, some parents are reluctant...
Ars Technica
A new, eye-wateringly high estimate of the cost of obesity in the US
But the report illustrates how difficult it is to produce a precise figure.
Ars Technica
Spinal-cord stimulation allows three paralyzed men to walk with assistance
The technique represents huge progress, but there’s still plenty of work to be done.
Ars Technica
Eye doctors find that WebMD symptom checker was wrong more than half the time
Symptom checkers didn’t always catch cases that needed emergency care.
Ars Technica
Gut bacteria recover from antibiotics, but they may take six months
But there’s a drop in species diversity, and some species never reappear.
Ars Technica
A look at the virus behind seven deaths at a New Jersey facility
The normally mild virus can be dangerous for already-sick people.
Ars Technica
Hundreds of health crowdfunding campaigns are for sham treatments
Millions of crowdfunded dollars are going to unsafe or ineffective therapies.
Ars Technica
Gorillas that are great with kids are also luckier in love
Male parenting in gorillas can give clues about the evolution of fatherhood.
Ars Technica
What do we actually know about the risks of screen time and digital media?
Some tentative links are in place, but many crucial details are fuzzy.
Ars Technica
The evolutionary mystery of gigantic human brains
There’s a lot to know about primate brains—in fact, we’ve barely scratched the surface.
Ars Technica
African palm oil expansion is bad news for the continent’s primates
Primate habitats overlap with the best regions for new palm oil plantations.
Ars Technica
Friendly fox genomes help us understand the genetics of behavior
A famous experiment combined with genetic data is a potent source of new clues.
Ars Technica
To understand population growth, culture matters
Getting it wrong has implications for healthcare, infrastructure, and climate.
Ars Technica
Creating goosebumps at will may be more interesting than it sounds
Studying it could help us understand more about our bodies, brains, and emotions.
Ars Technica
Blind cavefish seem to ignore insulin without health consequences
Their genes show how complicated insulin really is.
Ars Technica
Five new ancient genomes tell us about Neanderthal tribes
And narrow down the window of breeding between our species.
Ars Technica
Linguistic time capsule in South America sheds light on human migration
Regional language differences in the UK are retained centuries later in Suriname.
Ars Technica
How could Ice Age tundra feed a mammoth?
A simulation shows that large metabolisms were efficient enough for the tundra.
Ars Technica
Asking how your friends will vote could increase polling accuracy
Social circle questions came closer to 2016 election results than standard polls.
Ars Technica
Ancient DNA rules out archeologists’ best bet for horse domestication
Ancient genome analysis leaves horse ancestry as one giant question mark...
Ars Technica
DNA from the poop of extinct four-meter-tall birds reveals lost ecosystem
Ancient bird poop is surprisingly good at giving answers.
Ars Technica
Linguistic bots explain why big groups produce simple grammar
And things get wickedly complex in small populations.
Ars Technica
Staying in school longer leads to better health
A natural experiment helps to detangle how education and wealth are related.
Ars Technica
DNA from an escaped slave who ended up in Iceland ID’d in his descendants
The genetic jigsaw puzzle of an ex-slave in Iceland.
Ars Technica
2017
Like genes, language evolution involves random chance
Do you say “dived” or “dove?" If it’s the latter, you may have the automobile to thank.
Ars Technica
Big brains come with big social groups in whales and dolphins
Do social pressures cause the evolution of big brains? The debate is ongoing.
Ars Technica
C-sections might be relaxing the evolutionary pressure against big babies
The finding helps us understand why human childbirth is so dangerous.
Ars Technica
NYC cops did a work stop, yet crime dropped
“Broken windows” policing might lead to more crime, but it’s complicated.
Ars Technica
Cuckoo calls sound like hawks to distract the birds they’re preying on
Distraction results in a lower chance of their eggs getting the boot.
Ars Technica
What’s in a face? If monkeys don’t see them as babies, they don’t know
Study suggests how specialized visual recognition might develop.
Ars Technica
Ancient fish skulls shake up the vertebrate evolutionary tree
The largest group of fishes may be 40 million years younger than we thought.
Ars Technica
Hearing voices? You might just be primed for it
The results help to explain what causes audible hallucinations.
Ars Technica
Time on a therapist’s couch yields persistent personality changes
The biggest improvements are to neuroticism and extraversion.
Ars Technica
Tracking the spread of culture through folktales
Genomic, geographical, and cultural data join forces.
Ars Technica
Humans were in Indonesia more than 63,000 years ago
Newly dated human teeth back up existing genetic evidence.
Ars Technica
Ravens ignore a treat in favor of a useful tool for the future
Planning ahead means they’re even smarter than we thought.
Ars Technica
Physical activity inequality can explain obesity differences
Unwalkable cities, activity inequality, and obesity are a tricky blend.
Ars Technica
Ending carpool-only roads made all trips worse
The natural experiment suggests the carpool policy really helped.
Ars Technica
Neanderthal DNA suggests yet another wave of human migration out of Africa
Evidence for this migration is scant, but growing.
Ars Technica
No bones needed: ancient DNA in soil can tell if humans were around
This “game changer” opens up a new world of possibilities.
Ars Technica
New analysis relocates the “hobbit” on the human family tree
Were humans migrating out of Africa much earlier than we realized?
Ars Technica
For vaccinations, will people follow the herd or free-ride off it?
It could lead to greater vaccine uptake, but could also risk free-riding.
Ars Technica
Neanderthal teeth tell tales of diet and medicine
But interpreting rudimentary DNA evidence requires some leaps.
Ars Technica
Spatial reasoning is only partly explained by general intelligence
Genetics seems to play a role.
Ars Technica
Migration to America took long enough for evolution to happen on the way
Similarities in Native American genomes suggest adaptation in ancient history...
Ars Technica
Rhesus monkeys pass the mirror test, but only after training
Does the test require self recognition, knowledge of how mirrors work, or both?
Ars Technica
Feeling proud is probably a sign that people think you’re great
But we have no idea whether it’s evolutionarily valuable.
Ars Technica
Sorting out what happens in the aging brains of bilinguals
We really need long-term research on the topic.
Ars Technica
Crowds are wise enough to know when other people will get it wrong
Unexpected yet popular answers often turn out to be correct.
Ars Technica
Red panda and giant panda genomes show convergent evolution
Some of the genes identified seem to be involved in bamboo digestion.
Ars Technica
Shifting diets in Bronze Age China point to gender inequality
Bones and burial grounds point to male children getting better-quality food.
Ars Technica
2016
Minecraft expansion successfully tricks students into learning
Tiny preliminary study suggests that it worked reasonably well.
Ars Technica
Low birth weight doesn’t seem to affect cognitive ability as much these days
A new cohort study shows the negative impact has reduced over time.
Ars Technica
Shouldn’t evolution keep humans from having dangerous childbirths?
A mathematical model suggests maybe it’s not possible.
Ars Technica
New and improved: Syphilis makes comeback with unexpected drug resistance
Global syphilis genome shows that a single strain is surprisingly widespread.
Ars Technica
The brain has more than one multitasking mode
Better drivers switch between split- and whole-brain tasks more easily.
Ars Technica
Did 1918 flu pandemic discriminate by social class?
Evidence for socioeconomic risk factors has been elusive.
Ars Technica
Mob violence observed in gorillas for the first time
The emergence of multi-male groups seems to lead to a new kind of aggression.
Ars Technica
The wisdom of crowds of doctors
House’s success rate might not be as high if he listened to his team.
Ars Technica
Dissonant tones sound fine to people not raised on Western music
Musical perception is, surprisingly, not shared by all humans.
Ars Technica
If you’re worried that stupid people have more kids, don’t be (yet)
A tiny selection against education, but it’s overwhelmed by cultural changes.
Ars Technica
True grit may be a false concept
A meta-analysis of 88 studies on grit raises some questions about the concept.
Ars Technica
The “hobbit” was tiny already by 700,000 years ago
Very old and very small Homo floresiensis-like remains found in Indonesia.
Ars Technica
Children with weak future planning are more likely to be involved in crime
Surveillance might be more more effective deterrent than prison, researchers suggest.
Ars Technica
Stress may push us toward putting on a tinfoil hat
But the association between stress and conspiracy theories is pretty limited.
Ars Technica
How cognitive biases contribute to people refusing the flu vaccine
Framing people’s choices differently could boost uptake, economists suggest.
Ars Technica
Economy passengers may rage after being marched through first class
And first class passengers seem to be enraged by the sight of the lower classes.
Ars Technica
User ratings are unreliable, and we fail to account for that
Amazon user ratings barely match up with Consumer Reports.
Ars Technica
Boosting the vote may be as easy as saying you’ll ask
Just the potential of a follow-up results in increased turnout.
Ars Technica
Depression, neuroticism, and sense of well-being may have genetic links
Studying these traits in tandem could help us understand them better.
Ars Technica
People can judge relationships from short bursts of laughter
Pairs of friends laugh differently from pairs of strangers.
Ars Technica
Ancient shopping lists point to widespread Bible-era literacy
Handwriting recognition algorithm suggests even lower-rank soldiers were writing.
Ars Technica
“I didn’t mean to” doesn’t count for much in some societies
The significance of the moral intent behind an action is weighed differently.
Ars Technica
Forget Tolkien, the scientific tale of real-life “hobbits” is even more complex
After recently correcting an error, H. floresiensis suddenly makes a bit more sense.
Ars Technica
Babies know when they don’t know something
Do we think about thinking at a much younger age than we thought?
Ars Technica
Countrywide corruption breeds individual dishonesty, economists suggest
People in corrupt countries cheat more in a die-rolling experiment.
Ars Technica
We may all happily follow our robot overlords to disaster
Study participants took emergency instructions from a robot they knew was faulty.
Ars Technica
Ritualized behavior? Chimps all throw rocks at the same tree
Consistent location, repetitive behavior have biologists scratching their heads.
Ars Technica
We think prettier people are smarter
Attractiveness gives us rose-tinted glasses when we’re judging intelligence.
Ars Technica
“Dangerous paleo diet” study is ragged with holes
Study reporting that high fat diet made mice fat somehow makes headlines.
Ars Technica
Synaesthesia could help us understand how the brain processes language
A new study highlights a fascinating idea for using a multisensory neurological condition to explore bigger psychological questions
The Guardian
Tiny, blurry pictures find the limits of computer image recognition
The human vision system has tricks up its sleeve that computers can’t yet match.
Ars Technica
For standardized tests, we’re all morning people (or could use a break)
Test scores decline as a school day wears on, but they bounce back after a break.
Ars Technica
Religion may explain why people are so weirdly cooperative
Believers in punishing, all-knowing gods seem to cheat other believers less.
Ars Technica
Study finds that sleep deprivation leads to false confessions
But relevance is unclear, as the participants faced no consequences for confessing.
Ars Technica
Kids who played shoot-em-up games in the ‘90s were probably (mostly) OK
Study looking at negative impacts of video games finds small effects.
Ars Technica
Computer simulation fills in the blanks of Neanderthal extinction
Even tiny groups of humans would have had the tech to out-compete Neanderthals.
Ars Technica
Crows: The tail-pulling, food-stealing bird prodigies
Playful behavior could give clues about why they’re so smart.
Ars Technica
Chimp puberty helps recalculate when chimps and humans split
Recalibrated genetic evidence better matches the fossil record.
Ars Technica
Songbirds recognize songs the way humans recognize vowels
But very differently from the way we process music.
Ars Technica
Marijuana might not be the culprit in adolescent IQ decline
Although the two are linked, there seems to be another cause underlying both.
Ars Technica
2015
Harbingers of failure: meet the customers you don’t want to love your product
If products you like keep getting discontinued, get used to it.
Ars Technica
Domestication was bad news for doggy DNA
Genetic problems in dogs go far beyond just inbreeding.
Ars Technica
Programmers are a tiny bit introverted, but otherwise agreeable
Meta-analysis finds link with openness, not neuroticism or disagreeableness.
Ars Technica
If you think your own logic came from someone else, you might not believe it
Selectively lazy reasoning makes us go easy on ourselves, hard on others.
Ars Technica
Dogs were first domesticated in Central Asia, not China or Europe
A look at the DNA of village dogs points to the region near Mongolia and Tibet.
Ars Technica
Do conspiracy theorists see more patterns in randomness? Apparently not
Three experiments found no difference in conspiracists’ information processing...
Ars Technica
Citizenship leads immigrants to integrate, not the other way around
An unusual immigration process from Switzerland could inform policy-making.
Ars Technica
People’s ability to recognize faces is genetically distinct
Test results are explained by different genes from other cognitive abilties.
Ars Technica
Humans aren’t so special after all: The fuzzy evolutionary boundaries of Homo sapiens
Recent discoveries point to shared traits and blurred borders with our closest relatives.
Ars Technica
The Lancet attacks UK health agency’s claim that e-cigarettes are 95% safer than tobacco
Health agency’s report on e-cigarettes used shaky evidence, ignored conflicts of interest.
Ars Technica
Babies have a better moral compass when their parents are fair and just, too
More morally aware babies also prefer good characters to bad ones.
Ars Technica
Don’t blame the beer goggles—they might be a myth
Large in-pub experiment finds that alcohol levels don’t make people prettier.
Ars Technica
Neolithic mass grave is the first known example of human torture, mutilation
The first European agriculturalists, some 7,000 years ago, may have met a bloody end.
Ars Technica
Increasing the transparency of clinical drug trials reduces number of positive results
Pre-registering big drug trials resulted in fewer drugs having a positive effect.
Ars Technica
The curious case of whistled languages and their lack of left-brain dominance
Whistled Turkish is processed equally by both sides of the brain.
Ars Technica
Attractive, lighter-skinned people have better luck at getting a micro-loan
Lenders on a large microfinance site have biased preferences based on looks.
Ars Technica
UK drinkers look at alcohol guidelines, laugh, and have another beer
Accounting for binge drinking would make for more realistic and helpful guidelines.
Ars Technica
MIT claims to have found a “language universal” that ties all languages together
A language universal would bring evidence to Chomsky’s controversial theories.
Ars Technica
Fix sexism in air conditioning, save the planet
Well, not quite, but buildings are too cold because they’re optimised for men.
Ars Technica
Your inherited genes control your IQ and may affect how well you do at exams
Genetics may play a role in developing curiosity, motivation, and other traits.
Ars Technica
The first machine that can jump on water
Engineers use biomimetics to turn water surface tension into a launchpad.
Ars Technica
If you believe in paranormal activity, you’re probably not an analytical thinker
Another study showed a strong correlation between thinking type and cognitive ability.
Ars Technica
Untrustworthy faces are more likely to get the death sentence
Biases against facial characteristics might have chilling real-world effects...
Ars Technica
Men have shorter lifespans than women because of smoking and heart disease
But the difference in male-female mortality rates is still not properly understood.
Ars Technica
The Royal Society Summer Science Exhibition is a giddy glimpse of the future
An opportunity to play with some of the UK’s most cutting-edge science, for free.
Ars Technica
The dangerous power of health media: 28,000 quit statins after scare documentary
It’s vital that people discuss medical decisions with health professionals.
Ars Technica
Urban design company proposes bicycle desire paths, helmets for car drivers
Making cities friendly for cyclists demands a design rethink...
Ars Technica
How big data can spot unemployment before the government can
Phone and social media data show behavioural changes long before official stats.
Ars Technica
Wild sawfish have “virgin births,” essentially cloning themselves
First known case of wild vertebrates cloning themselves and surviving.
Ars Technica
Human-AI echoborgs make chatbots more real, but still fail Turing test
Having a person speak a chatbot’s answers changes people’s perceptions of the AI.
Ars Technica
Multiplayer video games may improve cooperation, mitigate aggression
Research suggests cooperative gamers play nicer, even when the game is violent.
Ars Technica
No, smartphones are not reducing your attention span to less than a goldfish’s
Despite what far too many headlines and reports are trumpeting.
Ars Technica
Scandinavia may have given Britain leprosy
Ancient bones tell the story of the earliest confirmed case of British leprosy.
Ars Technica
If you’re a mosquito magnet, blame your parents
Small twin study finds a genetic component to mosquito attraction.
Ars Technica
London Underground disruptions could become less hellish, thanks to big data
Oyster card data could help authorities respond to unplanned disruptions faster.
Ars Technica
The Internet doesn’t make you smarter; you only think it does
After using search engines, people overestimate their ability to explain ideas.
Ars Technica
Abused women twice as likely to experience depression, new study shows
Confounding factors like poverty can’t account for the total increase in risk.
Ars Technica
2,636 Icelandic genomes pinpoint risk for Alzheimer’s, other diseases
“Molecular national selfie” combines genetics with historical and medical data.
Ars Technica
Childhood abuse victims don’t always grow up to be abusers
Families with abuse histories might be more scrutinized by social services.
Ars Technica
Kids who are adopted get a boost in IQ
Study finds new evidence that intelligence is “environmentally malleable.”...
Ars Technica
Neolithic culture may have kept most men from mating
Y chromosome diversity suggests male reproductive bottleneck 8,000 years ago.
Ars Technica
Carefully timed questions can bias moral decisions
But most moral decisions are still influenced by prior commitments...
Ars Technica
DNA map of UK migration history shows Vikings drew the line at pillaging
Analysis shows less Viking DNA than expected, and no single group of Celts.
Ars Technica
Exploratory survey digs into the lived experience of “hearing voices”
“Hearing” isn’t always hearing, and many voices are friendly.
Ars Technica
What shapes synesthesia? For some people, the answer is fridge magnets
Childhood objects could shape people’s letter–color associations.
Ars Technica
Is your smartphone making you dumb?
Despite what recent research suggests, no, probably not.
Ars Technica
Better testing desperately needed to fight antimicrobial resistance
Faster diagnostic tests, new drugs, and better policies are vital.
Ars Technica
Fossil jawbone discovery is earliest evidence of human genus Homo
The indirect ancestor of modern humans lived 2.8 million years ago.
Ars Technica
New HPV vaccine is effective against 9 strains of the virus
And boys should be vaccinated as well as girls.
Ars Technica
Don’t read the comments—they can make you mistrust real experts
If you claim you’re a doctor online, people may trust you more than the CDC.
Ars Technica
The powerful cheat for themselves, the powerless cheat for others
The upper class isn’t less ethical, just more likely to lie for selfish reasons.
Ars Technica
Chick food hunting hints at possible human-like number organization
But it’s a challenging thing to study in birds.
Ars Technica
Modern languages show no trace of our African origins
We can’t assume that human migration affects language and genes the same way.
Ars Technica
People can be induced to remember crimes they never committed
Implanting a false memory of committing a crime is easier than you think.
Ars Technica
Tool-making may have made language genes more useful
Stone tool techniques are transmitted better through teaching than imitation.
Ars Technica
Your personality influences where you live—and how happy you’ll be there
Personality types combine with urban traits to influence life satisfaction.
Ars Technica