6,257 results
6,257 results for: Virus
- Health & Medicine
Here are answers to 3 persistent questions about the coronavirus’s origins
Calls to double down on investigations into where SARS-CoV-2 came from — nature or a lab accident — are rising as answers remain scarce.
- Genetics
A genetic analysis hints at why COVID-19 can mess with smell
People with some genetic variants close to smell-related genes had an 11 percent higher risk of losing their sense of taste or smell.
- 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
After 40 years of AIDS, here’s why we still don’t have an HIV vaccine
The unique life cycle of HIV has posed major challenges for scientists in the search for an effective vaccine.
- Health & Medicine
Why it’s still so hard to find treatments for early COVID-19
Small studies, unexpected side effects and incomplete information about how drugs work can stymie clinical trials for drugs that can treat COVID-19.
- Health & Medicine
What do we mean by ‘COVID-19 changes your brain’?
The events of our lives are reflected in the size, shape and behavior of our constantly changing brains. The effects of COVID-19 changes aren’t clear.
- Health & Medicine
We can do better than what was ‘normal’ before the pandemic
With all that people have endured, it would be a missed opportunity to toss aside what we’ve learned from the COVID-19 pandemic.
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50 years ago, a 6-year-old boy became the first known rabies survivor
In 1971, a doctor thought he’d found a cure for rabies. Fifty years later, we still don’t have one.
- Health & Medicine
In 2021, COVID-19 vaccines were put to the test. Here’s what we learned
Vaccines can’t single-handedly end the pandemic, but they are still essential in the fight against the coronavirus.
- Animals
Dim lighting may raise the risk of a West Nile virus exposure
Dimly lit nights increased risk of West Nile virus exposure in chickens. Artificial light proved a better predictor of risk than population or paving.
- Health & Medicine
Why taking medications during pregnancy is so confusing
It's hard to know what new drugs are safe when medical research excludes pregnant people.
- Health & Medicine
How COVID-19 vaccines were made so quickly without cutting corners
Usually it takes years to get both test results and FDA authorization, but speedy spread of the virus and eager volunteers shrunk the shots’ timeline.
