As government agencies struggle to understand whether they’re allowed to use Claude, projects at the Energy Department designed to limit AI’s work on nuclear weapons may suddenly halt.

Mexico's government said Thursday it had seized 14 million doses of fentanyl, the latest major haul in a drive to stem the flow of the powerful opioid into the United States.

It goes back far enough that militaries have developed weapons intended to overwhelm enemies and shift the balance of power on the battlefield. But some of these innovations proved so destructive or ...

Vladimir Tarabrin said that Ukraine continues to develop its chemical weapons program, "particularly with support and mediation from some foreign countries" ...

What we witnessed on Saturday in Tehran may be the largest release of petrochemical toxins over a civilian population since the Iran-Iraq War.

Some Pueblo residents say the project moved forward without their awareness, raising concerns about transparency as a major defense contractor sets up operations on land long tied to the region’s ...

The actions of the US and Israel constitute a serious violation of Iran's sovereignty, the UN Charter, and international law, Vladimir Tarabrin pointed out ...

Greece called for UN unity on Syria’s chemical weapons file and reaffirmed support for protecting women’s rights in Afghanistan.

White phosphorus is a highly reactive chemical substance often used in military operations. It reacts strongly with oxygen and can ignite on its own in air at around 30°C.

US adversaries have developed more advanced biological weapons programs, without prompting much attention from US ...

The Israeli envoy argues the US-Israeli campaign aims to stop Tehran from acquiring nuclear weapons, exporting terrorism, and gaining leverage over global energy routes As fears mounted Tuesday over ...

While some federal agencies have specific rules around less-lethal weapons – including CBP, which prohibits intentionally firing pepper balls at heads unless deadly force is justified, among other ...