Air pollution: Even worse than we thought - WHO

The WHO is slashing recommended maximum limits of key pollutants as evidence of danger mounts.

Sept. 22, 2021 ~3 min

Air pollution: most national limits are unsafe for human health – new WHO guidelines

The World Health Organization has halved its recommended limit for particulate pollution.

Roy Harrison, Queen Elizabeth II Birmingham Centenary Professor of Environmental Health, University of Birmingham • conversation
Sept. 22, 2021 ~5 min

Combatting an invisible killer: New WHO air pollution guidelines recommend sharply lower limits

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.

Laura Corlin, Assistant Professor of Public Health and Community Medicine, Tufts University • conversation
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.

Nancy S. Jecker, Professor of Bioethics and Humanities, School of Medicine, University of Washington • conversation
Sept. 17, 2021 ~8 min

18 months of the COVID-19 pandemic – a retrospective in 7 charts

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.

Katelyn Jetelina, Assistant Professor of Epidemiology, University of Texas Health Science Center at Houston • conversation
Sept. 9, 2021 ~10 min

Air pollution: science shows there's no safe limit – here's how laws must change

Fine particles in air pollution contribute to the deaths of 36,000 people each year in the UK.

William Bloss, Professor of Atmospheric Science, University of Birmingham • conversation
Sept. 7, 2021 ~5 min

Big tech has a vaccine misinformation problem – here's what a social media expert recommends

Combating vaccine misinformation on social media requires blocking sources of misinformation – and giving researchers access to data about how misinformation spreads.

Anjana Susarla, Omura-Saxena Professor of Responsible AI, Michigan State University • conversation
July 29, 2021 ~8 min

Should fully immunized people wear masks indoors? An infectious disease physician weighs in

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.

Peter Chin-Hong, Associate Dean for Regional Campuses, University of California, San Francisco • conversation
July 22, 2021 ~9 min

5 strategies to prepare now for the next pandemic

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.

Angela Clendenin, Instructional Assistant Professor of Epidemiology and Biostatistics, Texas A&M University • conversation
March 8, 2021 ~11 min

Covid-19: Five days that shaped the outbreak

Before Wuhan was locked down in January 2020 officials said the outbreak was under control - but the virus had spread inside and outside the city.

Jan. 26, 2021 ~16 min