It is clear that lasers are being aimed at eyes in combat situations, but the militaries involved say the intent is not to blind but to warn or protect against attack. 

Are new actors merely making the same Reagan-era mistakes again, in an updated setting?

This five-year plan to address security gaps in Turkmenistan starts with a better-trained border patrol and adoption of European Union export controls.

A new paper argues that companies like Google and Facebook could outpace militaries when it comes to the science of artificial intelligence.

A small, affordable device that makes it easy for individuals to not only detect but also identify and map radiation could have applications ranging from classroom experiments to nuclear emergencies

Risk experts identify the five biggest threats to the world—but the presidential candidates are focused on smaller issues.

Let the most recent high-profile cyber assault guide planning for future strikes

The incentives and practicalities make it unlikely that robotic car bombs will be a near-term threat.

What's the most important thing people can do with their lives? Help humanity survive into the distant future.

The director-general of the Organization for the Prohibition of Chemical Weapons on Syria, terrorists looking for chemical weapons, and the need to watch out for weapons that haven't even been invented yet

The campaign against fully autonomous weapons may be a road map for confronting tomorrow’s dangerous technologies

Over the last two years, the Bulletin of the Atomic Scientists and the University of Chicago have created an online tool that will help countries understand the true cost of choosing the reprocessing route—and perhaps help limit the spread of nuclear reprocessing. Here's how.

Recent incidents put the Iranian drone program on Western observers’ radar as a new potential threat associated with the Islamic Republic. But Iran’s drone program actually started decades ago and serves a number of military and civil purposes. As Tehran deploys its drones more regularly, for more purposes and in more locations, policy-makers will have understand the program’s nature, scope, strengths, and limitations, if they want to effectively respond to it.

If China is developing hypersonic delivery vehicles, that effort would be an understandable response to US missile defense plans

Shia doctrine, a mystery fatwa, and Tehran's real interests

Perhaps the world's most capable terror group threatens the Winter Olympics, which coincides with two grim anniversaries of Russian atrocities against people in the North Caucasus.

One hopes that President Trump will not want to show off his “great” nuclear weapons as much as he wanted to share his “great intel.”

The just-concluded fourth and final Nuclear Security Summit saw some serious progress, but also some missed opportunities.