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Health
Thijs Kuiken faced a moral dilemma after reviewing a Lancet manuscript showing the new coronavirus spread between humans
Early patterns of cases, the virus’ own genome, and new details about animal markets in Wuhan all point to natural origin
Hub for Pandemic and Epidemic Intelligence hopes to accelerate responses
Protection increases in the weeks following a third dose, but it’s unclear how long the effect will last
New approach could offer ways to fight Alzheimer's disease, cancer, and bacterial infections
A Johnson & Johnson vaccine only offered hints of protection in women in five sub-Saharan Africa countries
As United States reveals its plan to offer an extra dose of COVID-19 vaccine, equity and scientific questions abound
Agencies agree China didn’t know about virus until outbreak, but give different weight to “lab leak” versus natural spillover
Two shots offer 81% protection from hospitalization and prevent lung injury, data from St. Petersburg suggest
Israelis who had an infection were more protected against the Delta coronavirus variant than those who had an already highly effective COVID-19 vaccine
Advance offers potential nonhormonal way to treat mysterious, complex disease
Unpublished data suggest second shot could help fight COVID-19
The World Health Organization’s Maria Van Kerkhove on the hunt for COVID-19 origins and what’s next
Science sifts through the latest, sometimes murky data on COVID-19 vaccine effectiveness against the coronavirus variant
The pandemic is giving scientists a unique view of viral evolution in action
After vaccine boost, severe acute respiratory syndrome survivors have antibodies that neutralize broad array of coronaviruses
With early vaccination and outstanding data, country is the world’s real-life COVID-19 lab
Dozens of chimps will receive an experimental vaccine made by Zoetis, but other sanctuaries are holding off
Science investigation reveals concerning details of Vitamin D supplement trial that a whistleblower scientist calls “stunning and callous”
Virus carrying corrective gene may have caused study participant’s bone marrow disorder