Coronavirus updates: What you need to know about COVID-19

Biosecurity

This scanning electron microscope image shows SARS-CoV-2 in yellow.

Did the SARS-CoV-2 virus arise from a bat coronavirus research program in a Chinese laboratory? Very possibly.

By Milton Leitenberg | Biosecurity

Passengers wait for the train with masks on.

Iran’s coronavirus response: A lesson in what not to do

By Vahid Yücesoy | Biosecurity

Viral apocalypse

Apocalypse never: what coronavirus teaches us about doomsday denial

By Jamais Cascio | Biosecurity, Science Denial

Maryland national guard stockpile

How to reduce both nuclear and pandemic threats after COVID-19

By James E. Doyle | Biosecurity, Nuclear Weapons

Tedros Adhanom Ghebreyesus at a press conference.

Will the WHO call for an international investigation into the coronavirus’s origins?

By Filippa Lentzos | Biosecurity

Pugwash Logo

The postponement of the NPT review conference. Antagonisms, conflicts and nuclear risks after the pandemic

By Pugwash Conferences on Science and World Affairs | Biosecurity, Nuclear Weapons, Presentation

National Guard troops work at a COVID-19 testing facility.

When to reopen the economy during the coronavirus pandemic? South Korea’s got a plan and the numbers to back it up

By HyunJung Kim | Biosecurity

The climate change evidence right before our eyes. And a note on COVID-19

By John Mecklin | Biosecurity, Climate Change

A scientist works at a biosafety level 4 lab.

Natural spillover or research lab leak? Why a credible investigation is needed to determine the origin of the coronavirus pandemic

By Filippa Lentzos | Biosecurity

Julian Perry Robinson

Julian Perry Robinson, top chemical and biological arms control expert, dies of coronavirus

By Nicholas A. Sims | Biosecurity

The author during his time as a firefighter

Climate change and the coronavirus are upending the way we fight wildfires

By Don Whittemore | Biosecurity, Climate Change, Opinion

A central computer system monitors the heart rates of each patient in the Intensive Care Unit (ICU) aboard the USNS Comfort, one of two hospital ships operated by Military Sealift Command. (US Navy photo)

How many intensive care beds will a nuclear weapon explosion require?

By Tom Sauer, Ramesh Thakur | Biosecurity, Nuclear Weapons