2,444 results
2,444 results for: mutations
- 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.
- Health & Medicine
Vaccines for mpox are finally reaching Africa. But questions about the virus remain
With concerns that mpox may now spread more easily and be more severe, researchers warn that failing to curb the outbreak means “nobody is safe.”
- 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
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.
- 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
Long COVID finally gets a universal definition
If broadly adopted, this inclusive description of long COVID will help legitimize the ongoing struggles millions of people are facing post-infection.
- Genetics
Here are 5 cool findings from a massive project on 240 mammal genomes
A new series of studies on mammal genetics is helping scientists start to answer questions about evolution, cancer and even what makes us human.
- 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
Bird flu can infect cats. What does that mean for their people?
Pet owners can take precautions to avoid H5N1, such as keeping cats indoors and making sure they don’t eat raw meat or milk.
- Health & Medicine
The deadly VEXAS syndrome is more common than doctors thought
The recently discovered inflammatory disease, VEXAS syndrome, typically occurs in men over 50, affecting nearly 1 in 4,000 in the United States.
- 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.
- 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.
