How the Coronavirus Attacks the Brain
It's not just the lungs - the pathogen may enter brain cells, causing symptoms like delirium and confusion, scientists reported.
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A New Front in America's Pandemic: College Towns
The coronavirus is spiking around campuses from Texas to Iowa to North Carolina as students return.
When It Comes to Covid-19, Most of Us Have Risk Exactly Backward
We aren't very good at discussing trade-offs, but we need to make some during this pandemic.
These Black Holes Shouldn't Exist, but There They Are
On the far side of the universe, a collision of dark giants sheds light on an invisible process of cosmic growth.
These Scientists Are Giving Themselves D.I.Y. Coronavirus Vaccines
Impatient for a coronavirus vaccine, dozens of scientists around the world are giving themselves - and sometimes, friends and family - their own unproven versions.
Why Antibody Tests Won't Help You Much
Most antibody tests are useful only for large population surveys, diagnosis in certain children or when initial diagnostic testing fails, according to an expert panel.
F.D.A.'s Emergency Approval of Blood Plasma Is Now on Hold
Government health leaders including Dr. Francis S. Collins and Dr. Anthony S. Fauci urged caution last week, citing weak data from the country's largest plasma study.
As Colleges Move Classes Online, Families Rebel Against the Cost
As Colleges Move Classes Online, Families Rebel Against the Cost
Schools face rising demands for tuition rebates, increased aid and leaves of absence as students ask if college is becoming "glorified Skype."
'A Smoking Gun': Infectious Coronavirus Retrieved From Hospital Air
Airborne viruses play a significant role in community transmission, many experts believe. A new study fills in the missing piece: The floating virus can infect cells.
Why the Coronavirus Is More Likely to 'Superspread' Than the Flu
Most people won't spread the virus widely. The few who do are probably in the wrong place at the wrong time in their infection, new models suggest.
How to Think Like an Epidemiologist
Don't worry, a little Bayesian analysis won't hurt you.
Opinion | I'd Need Evidence Before I Got a Covid-19 Vaccine. It Doesn't Exist Yet.
Scientists need to show us the data. And that's exactly what they're working on.
'The Biggest Monster' Is Spreading. And It's Not the Coronavirus.
Tuberculosis kills 1.5 million people each year. Lockdowns and supply-chain disruptions threaten progress against the disease as well as H.I.V. and malaria.
Yes, the Coronavirus Is in the Air
Transmission through aerosols matters - and probably a lot more than we've been able to prove yet.
'Amazing, Isn't It?' Long Sought Blood Test for Alzheimer's in Reach
Scientists say such tests could be available in a few years, speeding research for treatments and providing a diagnosis for dementia patients who want to know if they have Alzheimer's disease.
Your Coronavirus Antibodies Are Disappearing. Should You Care?
Declining antibody levels do not mean less immunity, experts say. Besides, two widely used tests may detect the wrong antibodies.
There Are Wasps in the Yard. You'd Better Get to Know Them.
They buzz. They hover. Sometimes they sting. But how much do you really know about these insects that can menace our summers?
'It's Like Groundhog Day': Coronavirus Testing Labs Again Lack Key Supplies
'It's Like Groundhog Day': Coronavirus Testing Labs Again Lack Key Supplies
Just weeks after resolving shortages in swabs, researchers are struggling to find the chemicals and plastic pieces they need to carry out coronavirus tests in the lab - leading to long waiting times.
Opinion | How to Identify Flawed Research Before It Becomes Dangerous
Scientists and journalists need to establish a service to review research that's publicized before it is peer reviewed.
The Fullest Look Yet at the Racial Inequity of Coronavirus
New federal data provides the most comprehensive view to date of how Black and Latino people have been likelier than their white peers to contract the virus and die from it.
Colleges Face Rising Revolt by Professors
Most universities plan to bring students back to campus. But many of their teachers are concerned about joining them.
Wrongfully Accused by an Algorithm
In what may be the first known case of its kind, a faulty facial recognition match led to a Michigan man's arrest for a crime he did not commit.
E.U. May Bar American Travelers As It Reopens Borders, Citing Failures on Virus
European Union officials are racing to agree on who can visit the bloc as of July 1 based on how countries of origin are faring with new coronavirus cases. Americans, so far, are excluded, according to draft lists seen by The New York Times.
Opinion | The Gaps Between White and Black America, in Charts
Racism is at the heart of the United States' inequality.
Scientists Take Aim at Another Coronavirus Study in a Major Journal
Scientists Take Aim at Another Coronavirus Study in a Major Journal
A report on masks relied on unfounded assumptions, researchers charged, and the authors were permitted to choose their own reviewers.
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