Squirrels, Not Monkeys, May Be the Animal Source of Mpox, Researchers Suggest
A preliminary study traces an mpox outbreak in a group of Ivory Coast monkeys to the fire-footed squirrel, indicating the rodent may be a natural reservoir for the virus
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
Record-High 736,000 Sandhill Cranes Flock to Nebraska During Spring Migration Peak—With No Signs of Bird Flu, Despite Concerns
After more than 1,500 of the lanky birds died in Indiana, wildlife biologists in Nebraska were on high alert for the virus—but so far, the visiting birds seem happy and healthy
Can Researchers Find Remedies for the Problems Created by High-Altitude Pregnancies?
In people not adapted to life at altitude, the sparse oxygen can impair fetal growth, causing issues that can last a lifetime
Archaeologists Unearth 1,300-Year-Old Flush Toilets at a Palace Complex in South Korea
One of the toilets, likely used by the crown prince and his court ladies, may have drained directly into a nearby river
Extreme Heat Could Make Older Adults Age Faster by Altering Their DNA, Study Finds
Researchers compared genetic markers of aging to daily temperature records in areas across the United States and found that elderly people exposed to more hot days showed more rapid biological aging
You Can Buy a Rare Letter by George Washington Written at a Crucial Turning Point in the Revolutionary War
In the optimistic missive, Washington extols the revolutionary spirit of the American people—even in defeat—and makes a rare reference to the experimental smallpox inoculation that helped prevent outbreaks
FDA Approves Transplant Trials for Gene-Edited Pig Kidneys
Two biotechnology companies will begin testing the procedures in patients suffering from kidney failure
The Death of a Sports Legend on This Day in 1993 Changed How Americans Viewed AIDS
Tennis star Arthur Ashe achieved many firsts as a Black athlete. In the months leading up to his death, he thrust AIDS advocacy into the mainstream
This Heroic Dog Raced Across the Frozen Alaskan Wilderness to Deliver Life-Saving Medicine—but His Contributions Were Long Overlooked
Togo, not Balto, was the driving force behind the 1925 Serum Run to Nome, which found teams of mushers and sled dogs delivering antitoxin to children suffering from diphtheria
President Trump Orders the U.S. to Exit the World Health Organization and Paris Climate Agreement on His First Day in Office
The actions will take effect in a year, reinstating withdrawals he had set in motion during his first term
Why Is Every Human Being Riddled With Genetic Errors?
Your body is a collection of cells carrying thousands of genetic mistakes accrued over a lifetime—many harmless, some bad and at least a few that may be good for you
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
When the U.S. Surgeon General Shocked Americans by Announcing That Smoking Kills
The 1964 disclosure marked the first time many smokers had heard about the health dangers of tobacco
What Have We Learned From Intentionally Infecting People With Covid-19?
Challenge trials help researchers study immune responses. Skeptics still doubt the approach is worth the risks
Jimmy Carter Worked to Eradicate the Vicious Guinea Worm Parasite, Slashing Cases by the Millions
The 39th U.S. president aimed to quash the debilitating water-based infection before he died. Through the Carter Center’s work, he came tantalizingly close, lowering the number of yearly cases from 3.5 million to just 14
Officials Report the First Human Death From Bird Flu in the U.S. Here’s What to Know About the Virus
The death of a Louisiana resident who was over the age of 65 signals that future H5N1 infections are not guaranteed to be mild, health experts say
Ancient DNA Offers Crucial Hints to the Origin of Syphilis, a Decades-Long Mystery That Has Divided Scientists
Researchers found evidence that early versions of syphilis-causing bacteria existed in the Americas long before the arrival of Columbus
The Ten Most Significant Science Stories of 2024
From a total solar eclipse that captivated our continent to record temperatures that scorched the planet, these were the biggest moments of the year
An Alabama Woman Got a Gene-Edited Pig Kidney Transplant. Three Weeks Later, She Has ‘Never Felt Better’
On November 25, 53-year-old Towana Looney became just the third living person to receive a pig kidney in an experimental procedure
Page 1 of 36