The authoritative guide to ensuring science and technology make life on Earth better, not worse.

pandemic origin

A biosafety level 4 lab.

The Bulletin brings top researchers to Geneva to talk biosecurity and pathogen research

By Matt Field | Biosecurity

The origins of SARS-CoV-2: still to be determined

By Laura H. Kahn | Biosecurity, Columnists

The Academia Sinica campus.

A lab assistant involved in COVID-19 research in Taiwan exposed 110 people after becoming infected at work

By Matt Field | Biosecurity, Disruptive Technologies

A health care worker.

The origin of COVID-19: Evidence piles up, but the jury’s still out

By Matt Field | Biosecurity

Intelligence community investigation unable to reach consensus on the origin of the COVID-19 pandemic

By John Mecklin | Analysis, Biosecurity

White House press briefing on coronavirus

Reporting on science in today’s hyperpolitical environment

By Herbert Lin | Analysis, Biosecurity, Disruptive Technologies

Nurse cares for patient.

The known knowns, known unknowns, and unknown unknowns of COVID-19

By W. Ian Lipkin | Disruptive Technologies

This picture, taken on November 27, 2018, shows biologist and summit chair David Baltimore (center right) of the California Institute of Technology speaking at a press conference during the Second International Summit on Human Genome Editing in Hong Kong. (Getty Images/AFP)

Caltech’s David Baltimore discusses the debate over origins of SARS-CoV-2

By Lori Dajose | Biosecurity

Members of the World Health Organization (WHO) team investigating the origins of the COVID-19 coronavirus arrive by car at the Wuhan Institute of Virology on February 3. (Photo by HECTOR RETAMAL/AFP via Getty Images)

The origin of COVID: Did people or nature open Pandora’s box at Wuhan?

By Nicholas Wade | Biosecurity, Investigative Reporting

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