Warfare

Analysts explain why some fear that the Russian military will use chemical weapons—and how the world would know if it did

Congress needs to fund independent research on radioactive contamination and how to clean it up

The weapons are error-prone and could hit the wrong targets

Nuclear states admit to owning about 13,000 warheads, but the real number could be higher

When Russia invaded Ukraine, many analysts expected an unprecedented level of cyberattacks—which so far haven’t materialized

Researchers at the investigative collective scour the Internet to expose possible war crimes

International cooperation could stem and redirect some of the $2 trillion the world wastes each year in the global arms race

Addressing the climate crisis is a crucial aspect of maintaining the security of member states, a former official writes

The Putin regime has a portfolio of digital tools to control information and crack down on protests within the country

A psychiatrist who specializes in PTSD and stress describes the trauma that war survivors and refugees commonly experience

The RadSecure program aims to remove dangerous substances from medical facilities and other industries

Russia’s invasion of Ukraine shows the limits of nuclear deterrence