If you squeeze the coronavirus, does it shatter?
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By Katherine J. Wu
Katherine J. Wu is a reporter for The New York Times, covering science and health. She holds a Ph.D. in microbiology and immunobiology from Harvard University.
Previously, she was a AAAS Mass Media Fellow at Smithsonian magazine. Her work has also appeared in Undark, National Geographic, Popular Science, Scientific American and more. She is also a 2020 Early Career Fellow at The Open Notebook and a senior producer for The Story Collider.
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By Katherine J. Wu
Scientists are exploring the physics of viruses, to understand how these pathogens assemble themselves — and might be rent apart.
By Katherine J. Wu
By Katherine J. Wu
Researchers have banded together to find safe, virtual ways to teach the principles of microbiology and epidemiology.
By Katherine J. Wu
A new study hints that plants like catnip and silver vine may also protect your feline friend from mosquitoes.
By Katherine J. Wu
A new modeling study hints that odor-based screens could quash outbreaks. But some experts are skeptical it would work in the real world.
By Katherine J. Wu
This cloaca is more than 100 million years old, and it did a lot of work for this extinct species.
By Katherine J. Wu
Scientists were surprised to find the insect’s preserved penis, which suggests it was an unknown species.
By Katherine J. Wu
“I want to know,” one twin said, “why did she have Covid worse than me?”
By Katherine J. Wu
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By Katherine J. Wu
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By Denise Grady and Katherine J. Wu
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By Denise Grady and Katherine J. Wu
By Emily Cochrane and Katherine J. Wu
Beginning Jan. 26, international travelers bound for the United States must show negative coronavirus test results before boarding their flights. Here’s what you need to know.
By Katherine J. Wu
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By Katherine J. Wu
The Trump administration ordered states to use Covid-19 vaccines set aside for second doses to get the shots to more people more quickly.
By Sheryl Gay Stolberg and Abby Goodnough
Health experts double down on their advice for slowing the spread of the coronavirus.
By Katherine J. Wu
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By Sheryl Gay Stolberg, Michael D. Shear, Katherine J. Wu and Katie Thomas
By Tracey Tully, Katherine J. Wu, Apoorva Mandavilli and Emily Cochrane
By Katherine J. Wu
Members of a mob, many unmasked, roamed the halls of the Capitol. Unmasked Republicans jammed into secure rooms. The outcome is worrisome to many members of Congress.
By Emily Cochrane
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By Tracey Tully, Katherine J. Wu and Apoorva Mandavilli
The research appears to confirm that, even as newborns, the extinct sharks were very, very big.
By Katherine J. Wu
By Michael D. Shear, Jim Tankersley, Sheryl Gay Stolberg and Katherine J. Wu
The incoming Biden administration plans to set up federally run mass vaccination sites and to release all government-held vials, rather than hold some back for second doses.
By Sheryl Gay Stolberg and Katherine J. Wu
The big dip in mortality shown in the trial of about 800 patients has caught some experts by surprise because previous studies of the drugs showed little benefit.
By Katherine J. Wu
By Sheryl Gay Stolberg, Katherine J. Wu and Karen Zraick
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By Katherine J. Wu
Thousands of people received convalescent plasma as an experimental treatment for Covid. A new study shows that it works — but only when given within a few days of the onset of illness.
By Katherine J. Wu
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By Emily Cochrane and Katherine J. Wu
By Katherine J. Wu and Rebecca Robbins
Should second doses be delayed? Should most adults receive half-doses? Scientists are pondering ways to get more shots into more arms.
By Katherine J. Wu and Rebecca Robbins
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By Katherine J. Wu
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By Katherine J. Wu
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By Katherine J. Wu
If a second dose of one vaccine isn’t available, another may be substituted, according to the guidelines.
By Katherine J. Wu
Reports of Covid-19 cases that appeared shortly after a single shot of a two-dose vaccine shouldn’t cause concern.
By Katherine J. Wu
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By Katherine J. Wu
Vaccinated health workers must navigate another new normal: households in which not all family members are immunized.
By Katherine J. Wu
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By Katherine J. Wu
The patient, who has a severe shellfish allergy, recovered quickly with treatment. Until now, reports of severe reactions had been linked to the Pfizer vaccine.
By Katherine J. Wu
The whales in the group seem to sing a unique song.
By Katherine J. Wu
Things like which kind of test it was, and the reason for taking it, should factor into how much credence to give a positive or negative result.
By Katherine J. Wu
Particularly in the early months of vaccination, many activities should wait, experts say — and plan to keep your masks.
By Claire Cain Miller, Margot Sanger-Katz and Katherine J. Wu
The approval sets the stage for widespread inoculations in the United States with a second coronavirus vaccine.
By Katherine J. Wu
By Katherine J. Wu
Times are tough now, but the end is in sight. If we hunker down, keep our families safe during the holidays and monitor our health at home, life will get better in the spring. Here’s how to get through it.
By Tara Parker-Pope
By Katherine J. Wu and Mike Isaac
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By Katherine J. Wu
Four people so far have had allergic reactions after getting the Pfizer-BioNTech vaccine. Experts say that shouldn’t deter most people from getting a jab.
By Katherine J. Wu
An advisory group’s recommendation will mean millions more Americans can be inoculated, extending protection against Covid beyond major urban areas into rural and suburban regions.
By Denise Grady, Abby Goodnough, Carl Zimmer and Katherine J. Wu
Pfizer’s vaccine has 10 ingredients. None can track your location.
By Katherine J. Wu
Pfizer’s vaccine has 10 ingredients. None can track your location.
By Katherine J. Wu
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By Denise Grady, Abby Goodnough, Carl Zimmer and Katherine J. Wu
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By Katherine J. Wu
A volunteer’s illness is unlikely to be related to the shot, researchers said.
By Katherine J. Wu and Mitra Taj
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By Lara Jakes and Katherine J. Wu
Some tree crickets amplify their calls with leaves, giving them an opportunity to mate that they otherwise might miss.
By Katherine J. Wu
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By Katherine J. Wu
Unlike similar at-home tests, Ellume’s does not require a prescription.
By Katherine J. Wu
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By Katherine J. Wu
By Katherine J. Wu