6,187 results
6,187 results for: Virus
- Health & Medicine
Experts predict U.S. COVID-19 cases will dip in summer but surge in winter
Masks, vaccines and coronavirus variants could all affect how bad a predicted winter surge gets.
- Health & Medicine
A year ago, we asked 6 questions about COVID-19. Here’s how the answers evolved
A year after launching our Coronavirus Update newsletter, we revisit the first topics we wrote about.
- 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.
- Health & Medicine
Will animal-to-human organ transplants overcome their complicated history?
The elusive goal of using animal organs for transplants could be within reach, but it’s too soon to tell.
- Health & Medicine
Pfizer’s vaccine appears to reduce coronavirus transmission
People who carry low amounts of the coronavirus in their bodies are less likely to spread COVID-19. Pfizer’s shot appears to help reduce viral loads.
- 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
A faulty immune response may be behind lingering brain trouble after COVID-19
The immune system’s response to even mild cases of COVID-19 can affect the brain, preliminary studies suggest.
- Health & Medicine
A new polio vaccine joins the fight to vanquish the paralyzing disease
Work on the ground to vaccinate children continues in the push to finally eradicate polio.
- Life
Two new books investigate why it’s so hard to define life
For centuries, scientists have struggled to define what it means to be alive. ‘What Is Life?’ and ‘Life’s Edge’ explore the question.
- 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.
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When the human body outwits a deadly virus
Editor in chief Nancy Shute writes about triumphs of the human immune system over HIV.
- Climate
A UN report shows climate change’s escalating toll on people and nature
The latest United Nations' IPCC climate change report underscores the urgent need for action to avoid the worst consequences of global warming.
