2,444 results
2,444 results for: mutations
- Health & Medicine
New COVID-19 boosters could contain bits of the omicron variant
The omicron variant is different enough from the original version to require an update to COVID-19 vaccines, experts say.
- Health & Medicine
One mutation may have set the coronavirus up to become a global menace
A study pinpoints a key mutation that may have put a bat coronavirus on the path to becoming a human pathogen, helping it better infect human cells.
- Health & Medicine
4 answers to key questions about the monkeypox outbreak
Monkeypox has cropped up around the world, but it doesn’t spread easily like the coronavirus and most people probably don’t need to be concerned.
- Health & Medicine
Here’s what we know right now about getting COVID-19 again
Repeat coronavirus infections may be on the rise as the omicron variant continues to spread. Scientists are still trying to nail down the risks.
- Animals
Tuskless elephants became common as an evolutionary response to poachers
After poachers tore through a Mozambican elephant population, tuskless females tripled in number as humans altered the species’s evolutionary trajectory.
- Health & Medicine
These are the viruses that mRNA vaccines may take on next
Now that mRNA vaccines have proved effective against the coronavirus, scientists are taking aim at influenza, HIV and other viruses.
- Health & Medicine
A new antiviral pill cuts COVID-19 hospitalization and death rates
Merck says its drug, molnupiravir, stops viral replication and can be taken right after a COVID-19 diagnosis.
- Health & Medicine
How coronavirus vaccines still help people who already had COVID-19
Coronavirus vaccines give the immune system of previously infected people a boost, probably giving those people better protection against new variants.
- Health & Medicine
How personalized brain organoids could help us demystify disorders
Personalized clusters of brain cells made from people with Rett syndrome had abnormal activity, showing potential for studying how human brains go awry.
- Health & Medicine
Omicron forces us to rethink COVID-19 testing and treatments
At-home rapid tests may miss the speedy variant early on, and some treatments, such as some monoclonal antibodies, no longer work.
- Life
Lost genes may help explain how vampire bats survive on blood alone
The 13 identified genes underpin a range of physiological and behavioral strategies that the bats have evolved.
- Science & Society
How we got from Gregor Mendel’s pea plants to modern genetics
Philosopher Yafeng Shan explains how today's understanding of inheritance emerged from a muddle of ideas at the turn of the 20th century.
