2,463 results
2,463 results for: mutations
- Health & Medicine
Bird flu has infected a person after spreading to cows. Here’s what to know
H5N1 has wreaked havoc on birds around the globe and occasionally made the jump to mammals, including cows. The risk to people remains low.
- Health & Medicine
Traces of bird flu are showing up in cow milk. Here’s what to know
We asked the experts: Should people be worried? Pasteurization and the H5N1 virus’s route to infection suggests risks to people remains low.
- Planetary Science
Bacteria that can make humans sick could survive on Mars
Experiments suggest that common illness-causing microbes could not only survive on the Red Planet but also might be able to thrive.
- Health & Medicine
Genetic analyses of the bird flu virus unveil its evolution and potential
The H5N1 outbreak in cattle is giving flashbacks to the COVID pandemic. But this time is different.
- Health & Medicine
Under very rare conditions, Alzheimer’s disease may be transmitted
Alzheimer’s isn’t contagious. But contaminated growth hormone injections caused early-onset Alzheimer’s in some recipients, a new study suggests.
- Animals
What parrots can teach us about human intelligence
By studying the brains and behaviors of parrots, scientists hope to learn more about how humanlike intelligence evolves.
- Animals
The first embryos from a mammal have now been grown in space
Mouse embryos in space can develop into clusters of cells called blastocysts. The result is a step toward understanding how human embryos will fare.
- Earth
STEVE and other aurora-like glows perplex scientists with their complex physics
New views of STEVE from citizen scientists keep raising questions about the atmospheric light show — but computer models may offer some answers.
- Genetics
Most of today’s gene therapies rely on viruses — and that’s a problem
The next big strides in gene therapy for rare diseases may come from CRISPR and new approaches to delivery.
- Life
Head lice hitched a ride on humans to the Americas at least twice
The genes of head lice record the story of their human hosts’ global voyages.
- Animals
Here’s how high-speed diving kingfishers may avoid concussions
Understanding the genetic adaptations that protect the birds’ brains when they dive for food might one day offer clues to protecting human brains.
- Health & Medicine
A gene editing technique shows promise for lowering LDL cholesterol
In a trial of 10 people with familial hypercholesterolemia, a genetic medicine reduced levels of LDL cholesterol in the blood by up to 55 percent.
