Findings
Insights, discoveries, and analysis from Harvard scholars and scientists.
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HealthScreening newborns for cancer risk
Blood samples routinely collected at birth could be used for genetic testing, potentially helping 1,000 children a year, study suggests
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Science & TechDoes vitriol make you feel special?
Beyond the algorithm, online negativity takes on a life of its own. Here’s why.
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HealthFor women in menopause, ‘not all healthy diets are equal’
Study comparing 11 eating patterns finds two clear paths to curbing weight gain
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HealthAI use surging for mental health help among young people
Survey researcher says popularity may help fill gap between rising national problem, shortage of clinicians — provided counsel is sound
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HealthCoffee refill? Go for it, says American Heart Association, with note of caution.
Co-author of new guidance explains how many cups a day are safe — possibly even good for you — and why energy drinks are different
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HealthIs your cholesterol too high based on latest guidelines?
Study flags elevated LDL levels of 1 in 3 Americans without history of heart disease as major miss for prevention
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What happens to your data if 23andMe collapses?
Health law policy expert says biotech firm’s uncertain future shows need for protections of personal, genetic information
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Machine healing
Artificial intelligence is up to the challenge of reducing human suffering, experts say. Are we?
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How World War I veterans shaped the Civil Rights Movement
Study traces surge in activism among Black men who faced discrimination while defending country
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Sick again? Maybe your building is to blame.
Take our research-based quiz to learn more about how indoor air quality can harm or protect your health
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You went to the doctor and came out feeling worse
Psychologist who studied ‘medical gaslighting’ explains how caseload pressures contribute to the problem and when we should call it something else
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A dietary swap that could lengthen your life?
Study finds replacing butter with plant-based oils cuts premature death risk by 17 percent
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New hope for repairing eye damage once thought untreatable
Stem cell therapy safely restores cornea’s surface in clinical trial
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Exploring superconducting electrons in twisted graphene
Could up the game of lossless power transmission, levitating trains, quantum computing, even energy-efficient detectors for space exploration
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Food, water — and a friendly face
Health professionals view social contact as basic human need. Now researchers have tracked neurological basis for it.
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Older adults at highest risk for suicide, yet have fewest resources
Study highlights imbalance in targets of online suicide prevention efforts
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Hinting at answer to a chicken-or-egg question on evolution
Accidental find may help scientists resolve which evolved first: ability to produce oxygen by photosynthesis or consume it by aerobic metabolism
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Eating citrus may lower depression risk
Physician-researcher outlines gut-brain clues behind ‘orange a day’ finding
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Is AI already shaking up labor market?
4 trends point to major change, say researchers who studied century of tech disruptions
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Big step toward targeted molecular therapies for cancer
Researchers develop innovative approaches to understand, target, disrupt uncontrollable growth of disease
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U.S. students need to start showing up
Detailing latest recovery scorecard, Ed School researcher urges broader action to reduce absenteeism, sharper focus on targeted catch-up efforts
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Cancer claims are everywhere. Which to trust?
Our research-based quiz can help
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Class surges as factor in who gets sent to prison
Incarceration rates fall for Black Americans, soar for white Americans without college education, finds study
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What prompts genetic adaptation? Ask a finch.
Groundbreaking pangenomic study suggests big DNA flip may have made small bird resistant to some diseases
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Landmark studies track source of Indo-European languages spoken by 40% of world
Researchers place Caucasus Lower Volga people, speakers of ancestor tongue, in today’s Russia about 6,500 years ago
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Different day, different diagnosis?
Study finds spike in ADHD cases on Halloween, highlighting stakes of cognitive bias in medicine
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One way to save lives in jails
Researchers who studied healthcare in dozens of facilities link accreditation to better collaboration and treatment and fewer deaths
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The brain’s gatekeepers
HMS research IDs special class of cells that safeguard immunity and memory, and may one day treat neurodegenerative disease
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Need to boost population? Encourage dads to step up at home.
New historical research by economist Claudia Goldin finds link between fertility rates, gender roles
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How exactly does ketamine work? New research offers insight.
Anesthetic growing in popularity as game-changing therapy for severe, treatment-resistant depression
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New study maps the ‘dental deserts’ in the U.S. — and there are lots of them
Harvard research shows 1.7 million lack access to care
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Researchers make leap in quantum computing
Trapping molecules for use in systems may help make ultra-high-speed experimental technology even faster
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Is small thinking the new American way?
Study says tighter land-use controls have hurt productivity and innovation among builders, fueling housing crisis
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Wish you had a better memory?
Take our research-based quiz for tips on improving recall when it matters most
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Gender-affirming care rare among U.S. youth, study says
Fewer than 1 in 1,000 transgender youth receive hormones or puberty blockers
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Unfuzzy math: U.S. needs to do better
Ed School expert has some ideas, including a rethink of homework bans, after ‘discouraging’ results