Coronavirus
New UV light safely kills 98% of airborne pathogens indoors
Far-UVC light — a type of ultraviolet light that isn’t harmful to human health — killed 98% of airborne microbes indoors in a new study.
Vaccine used to treat COVID-19 for first time
A man whose persistent coronavirus infection kept him isolated for 7 months finally tested negative after receiving a COVID-19 vaccine.
One shot of this COVID-19 drug reduces risk of death by 60%
In-development COVID-19 drug Peginterferon Lambda reduced risk of hospitalization or lengthy emergency room visits by 50% in a phase 3 trial.
China’s COVID-19 cases surge, with low elderly vaccination rates
China’s “zero-COVID” policies may be contributing to a surge of cases that has forced 50 million people into lockdown.
New antibody treatment against Omicron gets emergency approval
A new monoclonal antibody treatment effective against Omicron has received emergency authorization weeks after two others were banned.
Inhaled vaccine for coronavirus moves to human trials
An inhaled vaccine now moving into human trials could protect people from more than just the coronavirus that causes COVID-19.
You can finally order free COVID-19 tests online
Every American household can now request four free COVID-19 tests from the U.S. government using a newly launched website.
Researchers are testing neural stimulation as a long COVID treatment
Small pilot trials of two different types of external electrical brain stimulation suggest the technique may work as a long COVID treatment.
India authorizes “world’s COVID-19 vaccine,” created in Texas
India has just become the first nation to authorize a cheap and easy to manufacture new COVID-19 vaccine called Corbevax.
How can Moderna and Pfizer adjust vaccines for omicron? A microbiologist answers 5 questions
If the omicron variant of the coronavirus is different enough from the original variant, existing vaccines might not be as effective.