Does your dog truly love you? Science has the answer
The rapidly growing field of "canine cognition" is revealing new insights about the often-enigmatic behaviors of our fabulous furry four-legged friends.
Forget fad diets. AI knows exactly what you should eat for your best health
The new science of nutrition promises customized dietary recommendations designed to keep you healthy and to ward off disease.
Your primitive brain doesn't want you to break bad habits. Science can help
More than 40 percent of everything we do—from washing dishes to spreading misinformation— is habitual. Science has some ideas about how to do better.
Neanderthals were smart, sophisticated, creative—and misunderstood
Tantalizing new findings suggest that Neanderthals, our human cousins, are a lot like us. How, then, did we manage to win the evolutionary competition?
As teen loneliness rates soar, schools may be making it worse
Loneliness among teens has reached crisis levels, experts say, but overly rigid schools and the culture wars aren't helping.
How to Kick Antidepressant Drugs Without Triggering a Relapse
Some patients trying to quit anti-depressant drugs experience withdrawal effects that linger for months, even years. Newsweek spoke with a leading researcher about how to avoid them.
Antidepressants Work Better Than Sugar Pills Only 15 Percent of the Time
Popular meds work no better than a placebo for depression and can come with severe withdrawal symptoms. Why do doctors prescribe them to 43 million Americans?
Beijing's Plan to Control the World's Data: Out-Google Google
China is aggressively trying to expand its power by dominating Big Data. How President Biden responds will have broad implications for the economy and privacy.
Doctors: 'Chilling Effect' of Abortion Laws Imperils Women's Lives
Medical care in a post-Roe world includes tense legal discussions and tortured delays that are not in the best interests of patients.
The Fight to Save Ukraine's 5.2 Million Displaced Kids From Trauma of War
A small army of aid workers, child protection specialists and social workers have mobilized to help children escape the worst effects of conflict.
Cities Brace for Apocalyptic Flooding As New Age of Super Storms Dawns
As climate change triggers sea-level rise and extreme weather, even New York, one of the world's best prepared cities, may not be doing enough
Russian Oligarchs Hide Money in Plain Sight in Luxury New York City Condos
The U.S. is coming after Russian oligarchs who hide their money in luxury New York real estate. But finding those assets won't be easy.
Americans Are Addicted to 'Ultra-Processed' Foods, and It's Killing Us
Explosive growth in "ultra-processed" foods that bear little resemblance to anything natural is behind a panoply of diseases. Policymakers are taking notice
COVID Now a 'Major Cause of Death' in Kids But Parents Hesitant on Vaccine
The risks of COVID for kids may be higher than previously believed. But many parents are reluctant to get their child vaccinated—even as FDA approval seems imminent.
Magic Mushrooms May Be the Biggest Aid in Treating Depression Since Prozac
Psilocybin, the active ingredient in "magic mushrooms," is now undergoing clinical trials. If all goes well, treatments could be available by 2024.
As Kids Head Back to School, Science-Backed Ways to Help Their COVID Blues
Children's emotional health has been suffering since COVID. As in-person learning resumes, here's what science says about how kids—and adults—can bounce back.
Help Kids Cope with the 'New Normal,' Back-to-School Stress
The return to in-person learning this year comes with more anxiety than usual. Here's what three leading experts say about how parents and teachers can help.
A 'Universal Vaccine' May Soon Protect Against All Coronaviruses
Even as scientists race to develop booster shots and tweak existing vaccines to work against new variants to SARS2, they're looking ahead to future pandemics caused by entirely new pathogens from the same coronavirus family.
Molly, Psychedelic Drug, Shows Promise As Mental Health Treatment: Study
A new study on MDMA, or "Ecstasy," and PTSD patients shows the potency of powerful new treatments based on psychedelic drugs.
Can Blood from Young People Slow Aging? Silicon Valley Bets It Will
Biotech startups are trying to hack the process of aging and, in the process, stave off the most devastating diseases
Is Bitcoin Too Big to Fail?
The crypto-currency is once again on the rise, but this time it's not the little people who are driving the train, it's the billionaires and big banks.
Should Pregnant Women Get the COVID Vaccine, Other Health Questions
Some expectant couples are hesitant about the vaccine, but they may be putting themselves and their babies at risk. Evidence increasingly suggests pregnant women are at greater risk of developing severe COVID-19 symptoms.
COVID-19 Could Increase Dementia, Other Brain Disorders for Decades to Come
A rise in strange neurological symptoms such as psychosis, tremors, extreme fatigue, phantom smells, dizziness, and "brain fog" suggest that COVID-19 attacks the brain. The long-term implications are worrisome.
Biden Must Mobilize Americans to Fight "Toxic Polarization"
President Joe Biden needs to stop talking about "unity" and instead focus attention on "toxic polarization," says psychologist and mediator Peter Coleman, who advises the administration.
Woman, 73, Who Should've Gotten Alzheimer's, Didn't—Renewing Hope for Cure
After a string of demoralizing failures, Alzheimer's researchers now think they're on track to deliver effective treatments. The big question: How soon will they come?
How the Pandemic Is Making the Opioid Crisis Worse
As the covid crisis fuels a surge in overdoses, scientists race to halt addiction at its source: the brain.
A Second Wave Could Mean Better Survival Rates for Coronavirus Patients
As a new COVID surge hits the Sun Belt, the quality of care in top hospitals in places like Phoenix, Jacksonville and Houston is likely to be far better today than it was for patients in early hotspots.
Mental Health Toll of Coronavirus Could Rival that of the Disease Itself
The COVID-19 pandemic will trigger a "tsunami" of suicides, drug overdoses, domestic violence and depression, experts say.
How Doctors are Saving Coronavirus Patients with Innovative New Techniques
Doctors in ERs and ICUs are trying new approaches and using social media and email chains to help each other learn on the fly.
Is Hydroxychloroquine the Answer to COVID-19 Pandemic? Racing For a Cure
"The pace of the scientific research has been really at a breathtaking speed," says Angela Rasmussan, a virologist and research scientist at Columbia University. "It's unprecedented."