2,451 results
2,451 results for: mutations
- Animals
Mouse sperm thrived despite six years of exposure to space radiation
A space station experiment suggests future deep-space explorers don’t need to worry about passing the effects of space radiation on to their children.
- Health & Medicine
How I decided on a second COVID-19 booster shot
Boosters help for a short time, and mixing vaccines doesn’t seem to push the immune system toward making unhelpful antibodies, studies show.
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These are the most-read Science News stories of 2021
Science News drew over 21 million visitors to our website this year. Here’s a rundown of the most-read news stories and long reads of 2021.
- Health & Medicine
The latest Ebola outbreak may have started with someone infected years ago
Rather than stemming from a virus that jumped from an animal to a person, this outbreak might have originated from someone who had a dormant virus.
- Health & Medicine
The COVID-19 pandemic is not an on-off switch
The pandemic is more of a dimmer switch, and it will be a slow slide to the endemic phase, says epidemiologist Aubree Gordon.
- Health & Medicine
Here’s what we know about B.1.1.7, the U.S.’s dominant coronavirus strain
Studies show the variant is more contagious and may cause more severe COVID-19 overall. But vaccines still work against B.1.1.7.
- Life
Some songbirds now migrate east to west. Climate change may play a role
In recent decades, more Richard's pipits are wintering in Europe than before. It may signal the establishment of a totally new migration route.
- Plants
A widely studied lab plant has revealed a previously unknown organ
A cantilever-like plant part long evaded researchers’ notice in widely studied Arabidopsis thaliana, grown in hundreds of labs worldwide.
- Health & Medicine
The P.1 coronavirus variant is twice as transmissible as earlier strains
The variant first found in Brazil can evade some immunity from previous COVID-19 infections, making reinfections a possibility.
- Animals
A mink in Utah is the first known case of the coronavirus in a wild animal
A U.S. mink is so far the only known free-ranging animal to have contracted the coronavirus and likely got infected from a nearby mink farm.
- Health & Medicine
How coronavirus variants may drive reinfection and shape vaccination efforts
New coronavirus variants could infect people who have already recovered from COVID-19 or been vaccinated, but there are still many unknowns.
- Health & Medicine
The FDA has approved the first drug to treat the rapid-aging disease progeria
Children with a rare genetic disorder called progeria age quickly and often die before they are 15. A newly approved drug may give them more time.
