Stem Cell Therapies Could Treat Parkinson’s Disease by Rebuilding Lost Circuitry in the Brain, Studies Suggest
Two small clinical trials tested the safety of injecting stem cells into the brains of Parkinson’s patients and found no adverse effects
Salmon Are Being Exposed to Our Anti-Anxiety Medication, and It’s Making Them Take More Risks, Study Suggests
Atlantic salmon exposed to a common anti-anxiety drug migrate faster, according to new research. That’s not necessarily a good thing
The Long, Strange History of Nitrous Oxide, a Popular Drug Users Have Been Inhaling for Hundreds of Years
Galaxy Gas has brought the drug back into the spotlight, and scientists are raising alarms about its health risks
How Do Cancer Cells Migrate to New Tissues and Take Hold?
Scientists are looking for answers about how these confounding trips, known as metastases, occur throughout the human body
The Nation’s First Black Female Doctor Blazed a Path for Women in Medicine. But She Was Left Out of the Story for Decades
After earning a medical degree in 1864, Rebecca Lee Crumpler died in obscurity and was buried without a headstone
This 17-Year-Old Scientist Is Making an Acetaminophen Alternative That Is Less Damaging to the Liver
Chloe Yehwon Lee’s research could change the painkiller, known by the brand name Tylenol, for the better, ultimately reducing emergency room visits and cases of liver failure
For Some Women With Serious Physical Ailments, Mental Illness Has Become a Scapegoat Diagnosis
Patients with difficult-to-diagnose conditions like endometriosis are often sent home with diagnoses like anxiety or bipolar disorder
Australian Man Makes History by Living With a Titanium Heart for More Than 100 Days Before Receiving a Transplant
The man, who was in his 40s and suffering from severe heart failure, was also the first person to leave the hospital with a titanium heart. He is recovering well after getting a new, donor heart
Surgeons Are Conducting Rare ‘Tooth-in-Eye’ Surgeries to Restore Vision to Blind Patients in Canada
The complex procedure involves extracting a patient’s canine tooth, adding a plastic optical lens to it and surgically embedding it in the eye
The Future of Transplanting Pig Organs in People
After years of research into xenotransplantation, the field is at a turning point—yet risks and ethical issues remain
Lab Mice Appear to Offer ‘First Aid’ Care to Their Unconscious Companions, Even Pulling on Their Tongues
A new study finds that mice will sniff, lick and pull the tongue of other mice that are under anesthesia, serving to open their airways
The World’s First Astronaut With a Physical Disability Is Cleared for Long-Duration Space Missions
Paralympian John McFall has passed all the required medical exams and is now eligible for future travel to the ISS with the European Space Agency
The Talented and Valiant Female Surgeon Who Joined Allied Forces in WWII and Broke Barriers Along the Way
Prohibited from serving with the U.S. Army as a medical officer, Barbara Stimson was commissioned by the British—and helped open the American military to female doctors
FDA Approves Transplant Trials for Gene-Edited Pig Kidneys
Two biotechnology companies will begin testing the procedures in patients suffering from kidney failure
The Human Brain May Contain as Much as a Spoon’s Worth of Microplastics, New Research Suggests
The amount of microplastics in the human brain appears to be increasing over time: Concentrations rose by roughly 50 percent between 2016 and 2024, according to a new study
Oyster ‘Blood’ May Be the Secret Weapon in Our Fight Against Antibiotic-Resistant Superbugs, Study Finds
In lab experiments, a protein found in the Sydney rock oyster made some antibiotics more effective and killed several types of illness-causing bacteria
FDA Bans Red Dye No. 3 From Food, Beverages and Ingested Drugs, Citing Link to Cancer in Lab Rats
The synthetic additive found in thousands of food products will now be phased out by 2027, but advocates say the agency’s move is long overdue
U.S. Dementia Cases Are Poised to Rise to One Million Each Year by 2060, According to New Projections
As the American population ages, a new study finds the average lifetime risk of dementia for adults over 55 is around 42 percent—a higher rate than previously thought
These Fascinating Objects Show How the Palace of Versailles Drove Surprising Scientific Advances in the 17th and 18th Centuries
Titled “Versailles: Science and Splendor,” a new exhibition illustrates how the royal court encouraged innovation during the reigns of Louis XIV, Louis XV and Louis XVI
The Eight Coolest Inventions From the 2025 Consumer Electronics Show
A needle-free injection system, a bug-watching garden camera, a wearable that helps with memory lapses and more were unveiled at the annual Las Vegas trade show
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