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a person in a black shirt crouches on a dirt bank and cups water drawn from a river.
Cholera Outbreak Strikes 29 Countries, Highlights Vaccine Shortage
The international group coordinating emergency vaccines recommends administering one dose instead of two to combat the “dire shortage” of cholera vaccines worldwide.
Cholera Outbreak Strikes 29 Countries, Highlights Vaccine Shortage
Cholera Outbreak Strikes 29 Countries, Highlights Vaccine Shortage

The international group coordinating emergency vaccines recommends administering one dose instead of two to combat the “dire shortage” of cholera vaccines worldwide.

The international group coordinating emergency vaccines recommends administering one dose instead of two to combat the “dire shortage” of cholera vaccines worldwide.

outbreak
several blue office chairs sit empty in a carpeted room, with a paper sign saying "Vaccination centre welcome" pasted on the white wall above. 
Is a Winter COVID-19 Case Surge Coming?
Katherine Irving | Oct 17, 2022 | 3 min read
Low booster rates and immune-evading SARS-CoV-2 variants could spell bad news, experts say. 
A dead northern gannet (Morus bassanus) on a beach
Unprecedented Avian Flu Epidemic Could Presage Year-Round Outbreaks
Christie Wilcox, PhD | Oct 4, 2022 | 2 min read
Nearly 50 million birds have been culled amid efforts to mitigate the spread of the virus, which continues to ravage the Northern Hemisphere.
People in protective gear enter a building during an Ebola simulation exercise in Uganda in 2019. 
Uganda Declares Ebola Outbreak After Fatality
Katherine Irving | Sep 20, 2022 | 2 min read
The outbreak of the Sudan strain of ebolavirus, which includes eight other suspected cases, is the first to hit Uganda in more than a decade.
Microscopic image of a poliovirus
Polio Detected in New York City Wastewater
Andy Carstens | Aug 15, 2022 | 2 min read
Analyses suggest the virus has been silently spreading in nearby counties since May.
Countless bats swarming in the evening dusk
Bat Coronaviruses May Infect Tens of Thousands of People Yearly
Andy Carstens | Aug 10, 2022 | 2 min read
Parts of Southeast Asia where human and bat population densities are highest could be infection hotspots, a study finds.
Updated
the White House on a sunny day
Biden Names National Monkeypox Response Coordinator
Shawna Williams | Aug 2, 2022 | 2 min read
FEMA official Robert Fenton and a deputy are charged with increasing access to tests, vaccines, and treatment.
Ribbon diagram of the protein coat of an adeno-associated virus
Preprints Propose Constellation of Causes for Kids’ Liver Disease
Christie Wilcox, PhD | Jul 25, 2022 | 2 min read
Two independent groups suggest the suite of recent unexplained hepatitis cases may stem from coinfection with an adeno-associated virus and a helper adeno- or herpesvirus, a duo which may be especially virulent in children with a particular genetic variant.
Egyptian fruit bat hanging from branch
Marburg Virus Detected in Ghana for First Time
Andy Carstens | Jul 8, 2022 | 2 min read
Preliminary testing indicates that the two people died from the Ebola-like virus, the World Health Organization says.
Aerial view of crowd connected by lines
Monkeypox: What We Know (and What We Don’t)
Andy Carstens | Jun 24, 2022 | 7 min read
The longer and farther the virus spreads, the more likely it could become endemic in new areas, says UCLA epidemiologist Anne Rimoin.
animation showing how proximity affects viral transmission
Monkeypox Likely Spread Undetected in US Before Recent Reports  
Andy Carstens | Jun 6, 2022 | 2 min read
Two strains of monkeypox have been detected in the US, suggesting the virus has been circulating in the country for some time, the CDC says.
Grey and white image of transmission electron tomography of monkeypox virus
US Case Adds to Unusual Monkeypox Outbreak
Natalia Mesa, PhD | May 19, 2022 | 4 min read
Experts are scrambling to understand clusters of the normally rare disease that have been reported in Europe and North America in the last month.
Chickens in front of brown mesh coops
Bird Flu Hits US Hard
Natalia Mesa, PhD | Apr 8, 2022 | 3 min read
So far this season, tens of millions of birds have died of disease or been culled, driving up prices of eggs, chicken, and turkey meat.
indoor chicken farm
Avian Flu Case Numbers Soar in Europe
Chloe Tenn | Jan 7, 2022 | 6 min read
The Scientist spoke with the UK’s chief veterinary officer, Christine Middlemiss, about this winter’s high bird flu prevalence, the effects of the disease, and efforts to combat it.
Illustration of a world map showing a truck going from the US to Mexico, a plane going from Europe to Mexico, and a pig surrounded by various viruses in Mexico
Infographic: How H1N1 Came to Spark a Pandemic in 2009
Martha Nelson | Jan 4, 2022 | 2 min read
The pathogen known as swine flu evolved in pigs in Mexico following imports of the livestock from the US and Europe.
An illustration with a world map, pigs, and viruses
Timeline: Investigating the Origins of the 2009 Pandemic
Martha Nelson | Jan 4, 2022 | 3 min read
Seven years of surveillance and research revealed the complex history of the H1N1 virus that leapt from pigs to humans and sparked the global swine flu outbreak.
Colored 3D rendered image SEM view of Ebola virus
New Ebola Case Confirmed in DRC Months After Previous Outbreak
Chloe Tenn | Oct 11, 2021 | 3 min read
Ebola virus was detected in samples from a child who died last week, the World Health Organization and Democratic Republic of the Congo’s Ministry of Health announce.
photo of Abidjan skyline, which includes skyscrapers near a shoreline and white clouds against a blue sky
Ivory Coast Confirms First Ebola Case Since 1994
Annie Melchor | Aug 16, 2021 | 3 min read
Officials say it’s not yet clear whether this case is linked to an outbreak in Guinea earlier this summer.
a kitten looks up at a person listening to its chest with a stethoscope
Tracking Companion Animal Disease
Anthony King | Aug 3, 2021 | 5 min read
Surveillance networks set up to detect outbreaks among pets could one day have public health uses too.  
black and white electron microscope image showing oval-shaped mature monkeypox virions as well as rounder immature ones
Texas Monkeypox Case Underscores Need for Better Surveillance
Christie Wilcox, PhD | Jul 30, 2021 | 5 min read
A patient caught the rare disease in Nigeria before flying through two US airports, exposing more than 200 people from 27 states.
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