The World Health Organization has halved its recommended limit for particulate pollution.
Sept. 22, 2021 • ~5 min
The new global air quality guidelines are the World Health Organization’s first update since 2005. Scientists know far more now about the serious risks these pollutants pose to human health.
Sept. 22, 2021 • ~8 min
Are COVID-19 boosters ethical, with half the world waiting for a first shot? A bioethicist weighs in
Scientists debate the medical benefits of booster shots. But there’s another aspect to consider: bioethics.
Sept. 17, 2021 • ~8 min
A lot has happened since the WHO declared the coronavirus outbreak a pandemic. A portrait in data highlights trends in everything from case counts, to research publications, to variant spread.
Sept. 9, 2021 • ~10 min
Combating vaccine misinformation on social media requires blocking sources of misinformation – and giving researchers access to data about how misinformation spreads.
July 29, 2021 • ~8 min
As Los Angeles County again mandates masking indoors -- even for the fully vaccinated -- local health officials in the U.S. are closely eyeing their own COVID-19 vaccination and infection rates.
July 22, 2021 • ~9 min
Shoring up surveillance and response systems and learning lessons from how the COVID-19 pandemic unfolded will help the world be ready the next time around.
March 8, 2021 • ~11 min