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Coronavirus (COVID-19)
AI-designed universal vaccine clears first human trial, targets future coronavirus threats with needle-free delivery
The first human clinical trial of a universal Sarbeco coronavirus vaccine, developed by the University of Cambridge and spin-out DIOSynVax (DVX) Ltd, has shown that the vaccine is safe and has no significant side effects.
Jun 7, 2026
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COVID-19 outbreak
Coronavirus disease 2019 (COVID-19) is the infectious disease caused by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)
A pneumonia of unknown cause detected in Wuhan, China was first reported to the World Health Organization Country Office in China on 31 December 2019 and recognised as a pandemic on 11 March 2020.
Reported illnesses have ranged from mild symptoms to severe illness and death for confirmed COVID-19 cases.
More information: WHO, CDC, global cases.
Follow us on Google News for the latest updates on the coronavirus.
Tiny protein tail helps one immune gene fight two very different viruses
Our genomes contain hundreds of genes with antiviral jobs that are called into action when a virus succeeds in infecting one of our cells. By acting cooperatively, these genes provide defense against a wide range of viruses, ...
Jun 8, 2026
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Lab evolution recreates COVID's path to omicron in months, reveals key conditions
A key step in the origin of many pandemics occurs when an animal-borne virus infects humans and then evolves to spread more efficiently from person to person. That is why scientists and physicians keep a close watch on viruses ...
Jun 2, 2026
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T cells may be key to stopping measles virus—and its deadly relatives
T cells are some of the immune system's most important warriors. They can stop tumor growth and even fight off severe infections. Now scientists at La Jolla Institute for Immunology (LJI) have discovered how T cells target ...
Jun 2, 2026
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Antiviral ensitrelvir cuts risk of COVID-19 in household contacts by two-thirds, study finds
The antiviral drug ensitrelvir prevents infection in household contacts of COVID-19 patients when given within 72 hours after symptom onset in the index patient, according to a Phase III randomized controlled trial published ...
May 15, 2026
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Diseases can spread between apartments via shared ventilation, study shows
Airborne diseases like measles, influenza and COVID-19 can easily spread between units in multi-family buildings via a type of bathroom ventilation system commonly used around the world, new research suggests. The study, ...
May 13, 2026
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'Atomic snapshots' of proofreading enzyme could lead to better COVID-19 drugs
The closest-ever detailed look at a key enzyme inside the virus that causes COVID-19 could lead to more effective treatment of the disease. Nucleotide analogs are a common type of antiviral medication that mimic the genetic ...
May 6, 2026
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Brazilian tree compounds block SARS-CoV-2 at multiple stages, lab tests show
A study has revealed that galloylquinic acids extracted from the leaves of Copaifera lucens Dwyer, a tree endemic to Brazil primarily found in the Atlantic Forest, have a multi-targeted effect against SARS-CoV-2, the virus ...
Apr 30, 2026
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An unexpected limit to SARS-CoV-2's immune defenses reveal a hidden virus trade-off
A new study has revealed that while SARS-CoV-2 can weaken part of the body's early immune response, it may also unintentionally trigger another defense that helps cells fight back. A new collaborative study has revealed a ...
Apr 27, 2026
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Bacterial-like vaccine cues could help extend immunity against evolving viruses
Researchers at the University of Wisconsin School of Veterinary Medicine have identified a possible way to make longer-lasting vaccines for respiratory viruses like influenza and the coronavirus that causes COVID-19. The ...
Mar 31, 2026
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Why the early U.S. COVID-19 death toll may be 155,000 higher
The COVID-19 pandemic's early death toll was much higher than the official U.S. count, according to a new study that spotlights dramatic disparities in the uncounted deaths.
Mar 18, 2026
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COVID-19 vaccine study that was blocked from CDC journal is published elsewhere
A study on COVID-19 vaccine effectiveness has finally been published after being blocked from a government health journal.
13 hours ago
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SARS and MERS trigger immune brake that shuts down antiviral defenses, study finds
Researchers from Trinity have discovered how two deadly coronaviruses (SARS1 and MERS) outsmart one of our most important antiviral defenses by shutting down parts of the immune system. The findings help explain why certain ...
Jun 18, 2026
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FDA approves Xocova for COVID-19 postexposure prophylaxis
The U.S. Food and Drug Administration has approved Shionogi's Xocova (ensitrelvir), an oral antiviral, for postexposure prophylaxis (PEP) of COVID‑19 in adults and adolescents aged 12 years and older.
Jun 9, 2026
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The new Ebola outbreak: Expert explains rare virus strain spreading in Africa
Growing global alarm surrounds the Ebola outbreak in Central Africa, which has now been declared a public health emergency of international concern by the World Health Organization. The current outbreak is centered in the ...
May 19, 2026
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Paired antiviral approach pushes SARS-CoV-2 toward near-complete loss of infectivity
A new study led by researchers at the University of Malaga proposes a new antiviral strategy against SARS-CoV-2—the virus responsible for causing COVID-19 disease—based on a treatment that combines two complementary approaches ...
May 14, 2026
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British scientists among winners of top Spanish award
British chemists David Klenerman and Shankar Balasubramanian joined French biophysicist Pascal Mayer in winning Spain's top science award on Wednesday for DNA sequencing research that helped combat coronavirus.
May 13, 2026
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Why hantavirus is not the new COVID, according to experts
A deadly hantavirus outbreak on a cruise ship has revived bitter memories of when COVID-19 first emerged, but health experts have emphasized the two viruses are very different—and have sought to assuage fears of another pandemic.
May 11, 2026
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Hantavirus scare revives COVID-era conspiracy theories
An outbreak of the deadly hantavirus on a Dutch-flagged cruise ship is reviving conspiracy theories about vaccines, alleged depopulation campaigns and miracle cures that flourished during the COVID pandemic.
May 9, 2026
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