This Cow and Pig Influenza Virus Could Infect Humans: What We Know So Far
Influenza D is only known to sicken cattle and pigs, but it “has everything it needs” to jump into people.....»»
History shows that humans are good for biodiversity… sometimes
Humans have been an important driver of vegetation change over thousands of years, and, in some places, had positive impacts on biodiversity, according to a new study......»»
"A history of contact": Geneticists are rewriting the narrative of Neanderthals and other ancient humans
Ever since the first Neanderthal bones were discovered in 1856, people have wondered about these ancient hominins. How are they different from us? How much are they like us? Did our ancestors get along with them? Fight them? Love them? The recent dis.....»»
Can you do better than top-level AI models on these basic vision tests?
Abstract analysis that is trivial for humans often stymies GPT-4o, Gemini, and Sonnet. Enlarge / Whatever you do, don't ask the AI how many horizontal lines are in this image. (credit: Getty Images) In the last couple of.....»»
Study: Nanoparticle vaccines enhance cross-protection against influenza viruses
To offer cross-protection against diverse influenza virus variants, nanoparticle vaccines can produce pivotal cellular and mucosal immune responses that enhance vaccine efficacy and broaden protection, according to a study by researchers in the Insti.....»»
Pasteurization Kills Bird Flu Virus in Milk, New Studies Confirm
Flash pasteurization destroyed H5N1 viral particles that were highly concentrated in raw milk, confirming that standard techniques can keep dairy products safe from bird flu.....»»
How Some People’s Body Resists Getting COVID
When scientists exposed people to the virus that causes COVID, only a subset got sick. Studying them could offer clues to immunity.....»»
We Cannot Cede Control of Weapons to Artificial Intelligence
I watched United Nations delegates debate AI-based weapons that can fire without human initiation. Humans cannot be taken out of that decision-making.....»»
Wolves" return has had only small impact on deer populations in Washington state, study shows
Humans drove wolves to extinction in Washington state around the 1930s. Thanks to conservation efforts, by about 80 years later, wolves had returned—crossing first from the Canadian border into Washington around 2008 and later entering the state fr.....»»
Rice gone wild: How humans have inadvertently selected for "weedy" rice
University of Massachusetts Amherst researchers have discovered that the anatomical adaptation helping weedy rice varieties to proliferate is not, as previously believed, confined only to these pest varieties. The research, published recently in the.....»»
Team pioneers a "one-pot platform" to promptly produce mRNA delivery particles
Imagine a scenario where a skilled hacker must upload critical software to update a central server and thwart a potentially lethal virus from wreaking havoc across a vast computer network. The programmer, armed with the lifesaving code, must navigate.....»»
Receptors make dairy cows a prime target for influenza, team finds
As highly pathogenic avian influenza has spread in dairy herds across the U.S., the virus is being detected in raw milk. A new study by a broad team of researchers at Iowa State University's College of Veterinary Medicine helps explain why......»»
Egg cell maintenance: Long-lived proteins may be essential for fertility
Female mammals—including humans—are born with all of their egg cells. Of a woman's one to two million egg cells, about 400 mature before menopause and can be fertilized. Some egg cells therefore survive for several decades—and need to remain fu.....»»
"Sacrifice" of virus data clears the path to open a disease discovery pipeline
Tens of millions of still-unknown or misunderstood viruses can cause diseases—including new pandemics—and affect the health of valuable terrestrial and marine environments......»»
Ars Live: Join us TODAY for a lively discussion on time travel in the movies
Bill and Ted co-creator Ed Solomon joins physicists Sean Carroll and Jim Kakalios Enlarge (credit: Aurich Lawson/Getty Images) Since antiquity, humans have envisioned various means of time travel into the future or the p.....»»
Features of H5N1 influenza viruses in dairy cows may facilitate infection, transmission in mammals
A series of experiments with highly pathogenic H5N1 avian influenza (HPAI H5N1) viruses circulating in infected U.S. dairy cattle found that viruses derived from lactating dairy cattle induced severe disease in mice and ferrets when administered via.....»»
Study reveals how stress pathways activate a cell"s emergency response procedures
Mayday! SOS! Distress signals like these are used around the world to indicate an emergency. The cells that make up your body also have their own versions of emergency signals. These get activated if a cell is infected by a virus or bacteria, or if t.....»»
Brain size riddle solved as humans exceed evolutionary trend
The largest animals do not have proportionally bigger brains—with humans bucking this trend—a study published in Nature Ecology & Evolution has revealed......»»
Evidence shows ancient Saudi Arabia had complex and thriving communities, not struggling people in a barren land
To date, little has been known about people living in north-western Saudi Arabia during the Neolithic—the period traditionally defined by the shift to humans controlling food production and settling into communities with agriculture and domesticate.....»»
Sparrows as sentinels: Health study illustrates the interconnectedness of humans and wildlife
Why should a medical student develop an interest in conservation? According to a growing body of evidence, including a recent study co-authored by William & Mary biologist John Swaddle, the seemingly separate fields of health sciences and conservatio.....»»
US reports fourth human case of bird flu linked to cows
US officials on Wednesday reported the country's fourth human case of bird flu linked to the current outbreak of the virus in dairy cattle......»»